124408180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{478493}}^1$

素因数の和:478515

約数の個数: 24

約数和(自身を含む): 281354472

約数和(自身を除く): 156946292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 478493, 956986, 1913972, 2392465, 4784930, 6220409, 9569860, 12440818, 24881636, 31102045, 62204090, 124408180]

約数ペア:

[(1, 124408180), (2, 62204090), (4, 31102045), (5, 24881636), (10, 12440818), (13, 9569860), (20, 6220409), (26, 4784930), (52, 2392465), (65, 1913972), (130, 956986), (260, 478493)]