124262840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238967}}^1$

素因数の和:238991

約数の個数: 32

約数和(自身を含む): 301099680

約数和(自身を除く): 176836840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 238967, 477934, 955868, 1194835, 1911736, 2389670, 3106571, 4779340, 6213142, 9558680, 12426284, 15532855, 24852568, 31065710, 62131420, 124262840]

約数ペア:

[(1, 124262840), (2, 62131420), (4, 31065710), (5, 24852568), (8, 15532855), (10, 12426284), (13, 9558680), (20, 6213142), (26, 4779340), (40, 3106571), (52, 2389670), (65, 1911736), (104, 1194835), (130, 955868), (260, 477934), (520, 238967)]