74001980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{284623}}^1$

素因数の和:284645

約数の個数: 24

約数和(自身を含む): 167358912

約数和(自身を除く): 93356932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 284623, 569246, 1138492, 1423115, 2846230, 3700099, 5692460, 7400198, 14800396, 18500495, 37000990, 74001980]

約数ペア:

[(1, 74001980), (2, 37000990), (4, 18500495), (5, 14800396), (10, 7400198), (13, 5692460), (20, 3700099), (26, 2846230), (52, 1423115), (65, 1138492), (130, 569246), (260, 284623)]