313733180

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{123517}}^1$

素因数の和:123653

約数の個数: 24

約数和(自身を含む): 664032768

約数和(自身を除く): 350299588

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 123517, 247034, 494068, 617585, 1235170, 2470340, 15686659, 31373318, 62746636, 78433295, 156866590, 313733180]

約数ペア:

[(1, 313733180), (2, 156866590), (4, 78433295), (5, 62746636), (10, 31373318), (20, 15686659), (127, 2470340), (254, 1235170), (508, 617585), (635, 494068), (1270, 247034), (2540, 123517)]