8648380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 21450240

約数和(自身を除く): 12801860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 37, 52, 58, 62, 65, 74, 116, 124, 130, 145, 148, 155, 185, 260, 290, 310, 370, 377, 403, 481, 580, 620, 740, 754, 806, 899, 962, 1073, 1147, 1508, 1612, 1798, 1885, 1924, 2015, 2146, 2294, 2405, 3596, 3770, 4030, 4292, 4495, 4588, 4810, 5365, 5735, 7540, 8060, 8990, 9620, 10730, 11470, 11687, 13949, 14911, 17980, 21460, 22940, 23374, 27898, 29822, 33263, 46748, 55796, 58435, 59644, 66526, 69745, 74555, 116870, 133052, 139490, 149110, 166315, 233740, 278980, 298220, 332630, 432419, 665260, 864838, 1729676, 2162095, 4324190, 8648380]

約数ペア:

[(1, 8648380), (2, 4324190), (4, 2162095), (5, 1729676), (10, 864838), (13, 665260), (20, 432419), (26, 332630), (29, 298220), (31, 278980), (37, 233740), (52, 166315), (58, 149110), (62, 139490), (65, 133052), (74, 116870), (116, 74555), (124, 69745), (130, 66526), (145, 59644), (148, 58435), (155, 55796), (185, 46748), (260, 33263), (290, 29822), (310, 27898), (370, 23374), (377, 22940), (403, 21460), (481, 17980), (580, 14911), (620, 13949), (740, 11687), (754, 11470), (806, 10730), (899, 9620), (962, 8990), (1073, 8060), (1147, 7540), (1508, 5735), (1612, 5365), (1798, 4810), (1885, 4588), (1924, 4495), (2015, 4292), (2146, 4030), (2294, 3770), (2405, 3596)]