1230481460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4732621}}^1$

素因数の和:4732643

約数の個数: 24

約数和(自身を含む): 2782781736

約数和(自身を除く): 1552300276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4732621, 9465242, 18930484, 23663105, 47326210, 61524073, 94652420, 123048146, 246096292, 307620365, 615240730, 1230481460]

約数ペア:

[(1, 1230481460), (2, 615240730), (4, 307620365), (5, 246096292), (10, 123048146), (13, 94652420), (20, 61524073), (26, 47326210), (52, 23663105), (65, 18930484), (130, 9465242), (260, 4732621)]