2912154920

素因数分解:

$2^3\times 5^1\times {\mathrm{2963}}^1\times {\mathrm{24571}}^1$

素因数の和:27545

約数の個数: 32

約数和(自身を含む): 6554826720

約数和(自身を除く): 3642671800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2963, 5926, 11852, 14815, 23704, 24571, 29630, 49142, 59260, 98284, 118520, 122855, 196568, 245710, 491420, 982840, 72803873, 145607746, 291215492, 364019365, 582430984, 728038730, 1456077460, 2912154920]

約数ペア:

[(1, 2912154920), (2, 1456077460), (4, 728038730), (5, 582430984), (8, 364019365), (10, 291215492), (20, 145607746), (40, 72803873), (2963, 982840), (5926, 491420), (11852, 245710), (14815, 196568), (23704, 122855), (24571, 118520), (29630, 98284), (49142, 59260)]