61918240

素因数分解:

$2^5\times 5^1\times {\mathrm{386989}}^1$

素因数の和:387004

約数の個数: 24

約数和(自身を含む): 146282220

約数和(自身を除く): 84363980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 386989, 773978, 1547956, 1934945, 3095912, 3869890, 6191824, 7739780, 12383648, 15479560, 30959120, 61918240]

約数ペア:

[(1, 61918240), (2, 30959120), (4, 15479560), (5, 12383648), (8, 7739780), (10, 6191824), (16, 3869890), (20, 3095912), (32, 1934945), (40, 1547956), (80, 773978), (160, 386989)]