142893140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{549589}}^1$

素因数の和:549611

約数の個数: 24

約数和(自身を含む): 323158920

約数和(自身を除く): 180265780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 549589, 1099178, 2198356, 2747945, 5495890, 7144657, 10991780, 14289314, 28578628, 35723285, 71446570, 142893140]

約数ペア:

[(1, 142893140), (2, 71446570), (4, 35723285), (5, 28578628), (10, 14289314), (13, 10991780), (20, 7144657), (26, 5495890), (52, 2747945), (65, 2198356), (130, 1099178), (260, 549589)]