407438980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54037}}^1$

素因数の和:54088

約数の個数: 48

約数和(自身を含む): 953230320

約数和(自身を除く): 545791340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 54037, 108074, 216148, 270185, 540370, 702481, 1080740, 1404962, 1567073, 2809924, 3134146, 3512405, 6268292, 7024810, 7835365, 14049620, 15670730, 20371949, 31341460, 40743898, 81487796, 101859745, 203719490, 407438980]

約数ペア:

[(1, 407438980), (2, 203719490), (4, 101859745), (5, 81487796), (10, 40743898), (13, 31341460), (20, 20371949), (26, 15670730), (29, 14049620), (52, 7835365), (58, 7024810), (65, 6268292), (116, 3512405), (130, 3134146), (145, 2809924), (260, 1567073), (290, 1404962), (377, 1080740), (580, 702481), (754, 540370), (1508, 270185), (1885, 216148), (3770, 108074), (7540, 54037)]