874640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2$

素因数の和:84

約数の個数: 60

約数和(自身を含む): 2268084

約数和(自身を除く): 1393444

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 841, 1040, 1160, 1508, 1682, 1885, 2320, 3016, 3364, 3770, 4205, 6032, 6728, 7540, 8410, 10933, 13456, 15080, 16820, 21866, 30160, 33640, 43732, 54665, 67280, 87464, 109330, 174928, 218660, 437320, 874640]

約数ペア:

[(1, 874640), (2, 437320), (4, 218660), (5, 174928), (8, 109330), (10, 87464), (13, 67280), (16, 54665), (20, 43732), (26, 33640), (29, 30160), (40, 21866), (52, 16820), (58, 15080), (65, 13456), (80, 10933), (104, 8410), (116, 7540), (130, 6728), (145, 6032), (208, 4205), (232, 3770), (260, 3364), (290, 3016), (377, 2320), (464, 1885), (520, 1682), (580, 1508), (754, 1160), (841, 1040)]