2018805420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:688

約数の個数: 192

約数和(自身を含む): 6248793600

約数和(自身を除く): 4229988180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 29, 30, 34, 51, 58, 60, 68, 85, 87, 102, 116, 139, 145, 170, 174, 204, 255, 278, 290, 340, 348, 417, 435, 491, 493, 510, 556, 580, 695, 834, 870, 982, 986, 1020, 1390, 1473, 1479, 1668, 1740, 1964, 1972, 2085, 2363, 2455, 2465, 2780, 2946, 2958, 4031, 4170, 4726, 4910, 4930, 5892, 5916, 7089, 7365, 7395, 8062, 8340, 8347, 9452, 9820, 9860, 11815, 12093, 14178, 14239, 14730, 14790, 16124, 16694, 20155, 23630, 24186, 25041, 28356, 28478, 29460, 29580, 33388, 35445, 40310, 41735, 42717, 47260, 48372, 50082, 56956, 60465, 68249, 68527, 70890, 71195, 80620, 83470, 85434, 100164, 120930, 125205, 136498, 137054, 141780, 142390, 166940, 170868, 204747, 205581, 213585, 241860, 242063, 250410, 272996, 274108, 284780, 341245, 342635, 409494, 411162, 427170, 484126, 500820, 682490, 685270, 726189, 818988, 822324, 854340, 968252, 1023735, 1027905, 1160233, 1210315, 1364980, 1370540, 1452378, 1979221, 2047470, 2055810, 2320466, 2420630, 2904756, 3480699, 3630945, 3958442, 4094940, 4111620, 4640932, 4841260, 5801165, 5937663, 6961398, 7261890, 7916884, 9896105, 11602330, 11875326, 13922796, 14523780, 17403495, 19792210, 23204660, 23750652, 29688315, 33646757, 34806990, 39584420, 59376630, 67293514, 69613980, 100940271, 118753260, 134587028, 168233785, 201880542, 336467570, 403761084, 504701355, 672935140, 1009402710, 2018805420]

約数ペア:

[(1, 2018805420), (2, 1009402710), (3, 672935140), (4, 504701355), (5, 403761084), (6, 336467570), (10, 201880542), (12, 168233785), (15, 134587028), (17, 118753260), (20, 100940271), (29, 69613980), (30, 67293514), (34, 59376630), (51, 39584420), (58, 34806990), (60, 33646757), (68, 29688315), (85, 23750652), (87, 23204660), (102, 19792210), (116, 17403495), (139, 14523780), (145, 13922796), (170, 11875326), (174, 11602330), (204, 9896105), (255, 7916884), (278, 7261890), (290, 6961398), (340, 5937663), (348, 5801165), (417, 4841260), (435, 4640932), (491, 4111620), (493, 4094940), (510, 3958442), (556, 3630945), (580, 3480699), (695, 2904756), (834, 2420630), (870, 2320466), (982, 2055810), (986, 2047470), (1020, 1979221), (1390, 1452378), (1473, 1370540), (1479, 1364980), (1668, 1210315), (1740, 1160233), (1964, 1027905), (1972, 1023735), (2085, 968252), (2363, 854340), (2455, 822324), (2465, 818988), (2780, 726189), (2946, 685270), (2958, 682490), (4031, 500820), (4170, 484126), (4726, 427170), (4910, 411162), (4930, 409494), (5892, 342635), (5916, 341245), (7089, 284780), (7365, 274108), (7395, 272996), (8062, 250410), (8340, 242063), (8347, 241860), (9452, 213585), (9820, 205581), (9860, 204747), (11815, 170868), (12093, 166940), (14178, 142390), (14239, 141780), (14730, 137054), (14790, 136498), (16124, 125205), (16694, 120930), (20155, 100164), (23630, 85434), (24186, 83470), (25041, 80620), (28356, 71195), (28478, 70890), (29460, 68527), (29580, 68249), (33388, 60465), (35445, 56956), (40310, 50082), (41735, 48372), (42717, 47260)]