20084820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 71124480

約数和(自身を除く): 51039660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 29, 30, 34, 35, 42, 51, 58, 60, 68, 70, 84, 85, 87, 97, 102, 105, 116, 119, 140, 145, 170, 174, 194, 203, 204, 210, 238, 255, 290, 291, 340, 348, 357, 388, 406, 420, 435, 476, 485, 493, 510, 580, 582, 595, 609, 679, 714, 812, 870, 970, 986, 1015, 1020, 1164, 1190, 1218, 1358, 1428, 1455, 1479, 1649, 1740, 1785, 1940, 1972, 2030, 2037, 2380, 2436, 2465, 2716, 2813, 2910, 2958, 3045, 3298, 3395, 3451, 3570, 4060, 4074, 4930, 4947, 5626, 5820, 5916, 6090, 6596, 6790, 6902, 7140, 7395, 8148, 8245, 8439, 9860, 9894, 10185, 10353, 11252, 11543, 12180, 13580, 13804, 14065, 14790, 16490, 16878, 17255, 19691, 19788, 20370, 20706, 23086, 24735, 28130, 29580, 32980, 33756, 34510, 34629, 39382, 40740, 41412, 42195, 46172, 47821, 49470, 51765, 56260, 57715, 59073, 69020, 69258, 78764, 84390, 95642, 98455, 98940, 103530, 115430, 118146, 138516, 143463, 168780, 173145, 191284, 196910, 207060, 230860, 236292, 239105, 286926, 295365, 334747, 346290, 393820, 478210, 573852, 590730, 669494, 692580, 717315, 956420, 1004241, 1181460, 1338988, 1434630, 1673735, 2008482, 2869260, 3347470, 4016964, 5021205, 6694940, 10042410, 20084820]

約数ペア:

[(1, 20084820), (2, 10042410), (3, 6694940), (4, 5021205), (5, 4016964), (6, 3347470), (7, 2869260), (10, 2008482), (12, 1673735), (14, 1434630), (15, 1338988), (17, 1181460), (20, 1004241), (21, 956420), (28, 717315), (29, 692580), (30, 669494), (34, 590730), (35, 573852), (42, 478210), (51, 393820), (58, 346290), (60, 334747), (68, 295365), (70, 286926), (84, 239105), (85, 236292), (87, 230860), (97, 207060), (102, 196910), (105, 191284), (116, 173145), (119, 168780), (140, 143463), (145, 138516), (170, 118146), (174, 115430), (194, 103530), (203, 98940), (204, 98455), (210, 95642), (238, 84390), (255, 78764), (290, 69258), (291, 69020), (340, 59073), (348, 57715), (357, 56260), (388, 51765), (406, 49470), (420, 47821), (435, 46172), (476, 42195), (485, 41412), (493, 40740), (510, 39382), (580, 34629), (582, 34510), (595, 33756), (609, 32980), (679, 29580), (714, 28130), (812, 24735), (870, 23086), (970, 20706), (986, 20370), (1015, 19788), (1020, 19691), (1164, 17255), (1190, 16878), (1218, 16490), (1358, 14790), (1428, 14065), (1455, 13804), (1479, 13580), (1649, 12180), (1740, 11543), (1785, 11252), (1940, 10353), (1972, 10185), (2030, 9894), (2037, 9860), (2380, 8439), (2436, 8245), (2465, 8148), (2716, 7395), (2813, 7140), (2910, 6902), (2958, 6790), (3045, 6596), (3298, 6090), (3395, 5916), (3451, 5820), (3570, 5626), (4060, 4947), (4074, 4930)]