222240460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{854771}}^1$

素因数の和:854793

約数の個数: 24

約数和(自身を含む): 502605936

約数和(自身を除く): 280365476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 854771, 1709542, 3419084, 4273855, 8547710, 11112023, 17095420, 22224046, 44448092, 55560115, 111120230, 222240460]

約数ペア:

[(1, 222240460), (2, 111120230), (4, 55560115), (5, 44448092), (10, 22224046), (13, 17095420), (20, 11112023), (26, 8547710), (52, 4273855), (65, 3419084), (130, 1709542), (260, 854771)]