1405963780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{235111}}^1$

素因数の和:235156

約数の個数: 48

約数和(自身を含む): 3317900544

約数和(自身を除く): 1911936764

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 235111, 470222, 940444, 1175555, 2351110, 3056443, 4702220, 5407553, 6112886, 10815106, 12225772, 15282215, 21630212, 27037765, 30564430, 54075530, 61128860, 70298189, 108151060, 140596378, 281192756, 351490945, 702981890, 1405963780]

約数ペア:

[(1, 1405963780), (2, 702981890), (4, 351490945), (5, 281192756), (10, 140596378), (13, 108151060), (20, 70298189), (23, 61128860), (26, 54075530), (46, 30564430), (52, 27037765), (65, 21630212), (92, 15282215), (115, 12225772), (130, 10815106), (230, 6112886), (260, 5407553), (299, 4702220), (460, 3056443), (598, 2351110), (1196, 1175555), (1495, 940444), (2990, 470222), (5980, 235111)]