347380454840

素因数分解:

$2^3\times 5^1\times {\mathrm{16427}}^1\times {\mathrm{528673}}^1$

素因数の和:545111

約数の個数: 32

約数和(自身を含む): 781655082480

約数和(自身を除く): 434274627640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 16427, 32854, 65708, 82135, 131416, 164270, 328540, 528673, 657080, 1057346, 2114692, 2643365, 4229384, 5286730, 10573460, 21146920, 8684511371, 17369022742, 34738045484, 43422556855, 69476090968, 86845113710, 173690227420, 347380454840]

約数ペア:

[(1, 347380454840), (2, 173690227420), (4, 86845113710), (5, 69476090968), (8, 43422556855), (10, 34738045484), (20, 17369022742), (40, 8684511371), (16427, 21146920), (32854, 10573460), (65708, 5286730), (82135, 4229384), (131416, 2643365), (164270, 2114692), (328540, 1057346), (528673, 657080)]