52878640

素因数分解:

$2^4\times 5^1\times {\mathrm{660983}}^1$

素因数の和:660996

約数の個数: 20

約数和(自身を含む): 122943024

約数和(自身を除く): 70064384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 660983, 1321966, 2643932, 3304915, 5287864, 6609830, 10575728, 13219660, 26439320, 52878640]

約数ペア:

[(1, 52878640), (2, 26439320), (4, 13219660), (5, 10575728), (8, 6609830), (10, 5287864), (16, 3304915), (20, 2643932), (40, 1321966), (80, 660983)]