2102442020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1301}}^1$

素因数の和:1438

約数の個数: 144

約数和(自身を含む): 5498366832

約数和(自身を除く): 3395924812

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 97, 98, 119, 140, 170, 194, 196, 238, 245, 340, 388, 476, 485, 490, 595, 679, 833, 970, 980, 1190, 1301, 1358, 1649, 1666, 1940, 2380, 2602, 2716, 3298, 3332, 3395, 4165, 4753, 5204, 6505, 6596, 6790, 8245, 8330, 9107, 9506, 11543, 13010, 13580, 16490, 16660, 18214, 19012, 22117, 23086, 23765, 26020, 32980, 36428, 44234, 45535, 46172, 47530, 57715, 63749, 80801, 88468, 91070, 95060, 110585, 115430, 126197, 127498, 154819, 161602, 182140, 221170, 230860, 252394, 254996, 309638, 318745, 323204, 404005, 442340, 504788, 619276, 630985, 637490, 774095, 808010, 883379, 1083733, 1261970, 1274980, 1548190, 1616020, 1766758, 2145349, 2167466, 2523940, 3096380, 3533516, 4290698, 4334932, 4416895, 5418665, 6183653, 8581396, 8833790, 10726745, 10837330, 12367306, 15017443, 17667580, 21453490, 21674660, 24734612, 30034886, 30918265, 42906980, 60069772, 61836530, 75087215, 105122101, 123673060, 150174430, 210244202, 300348860, 420488404, 525610505, 1051221010, 2102442020]

約数ペア:

[(1, 2102442020), (2, 1051221010), (4, 525610505), (5, 420488404), (7, 300348860), (10, 210244202), (14, 150174430), (17, 123673060), (20, 105122101), (28, 75087215), (34, 61836530), (35, 60069772), (49, 42906980), (68, 30918265), (70, 30034886), (85, 24734612), (97, 21674660), (98, 21453490), (119, 17667580), (140, 15017443), (170, 12367306), (194, 10837330), (196, 10726745), (238, 8833790), (245, 8581396), (340, 6183653), (388, 5418665), (476, 4416895), (485, 4334932), (490, 4290698), (595, 3533516), (679, 3096380), (833, 2523940), (970, 2167466), (980, 2145349), (1190, 1766758), (1301, 1616020), (1358, 1548190), (1649, 1274980), (1666, 1261970), (1940, 1083733), (2380, 883379), (2602, 808010), (2716, 774095), (3298, 637490), (3332, 630985), (3395, 619276), (4165, 504788), (4753, 442340), (5204, 404005), (6505, 323204), (6596, 318745), (6790, 309638), (8245, 254996), (8330, 252394), (9107, 230860), (9506, 221170), (11543, 182140), (13010, 161602), (13580, 154819), (16490, 127498), (16660, 126197), (18214, 115430), (19012, 110585), (22117, 95060), (23086, 91070), (23765, 88468), (26020, 80801), (32980, 63749), (36428, 57715), (44234, 47530), (45535, 46172)]