3990293840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{93581}}^1$

素因数の和:93648

約数の個数: 80

約数和(自身を含む): 10234876176

約数和(自身を除く): 6244582336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 3280, 4264, 5330, 8528, 10660, 21320, 42640, 93581, 187162, 374324, 467905, 748648, 935810, 1216553, 1497296, 1871620, 2433106, 3743240, 3836821, 4866212, 6082765, 7486480, 7673642, 9732424, 12165530, 15347284, 19184105, 19464848, 24331060, 30694568, 38368210, 48662120, 49878673, 61389136, 76736420, 97324240, 99757346, 153472840, 199514692, 249393365, 306945680, 399029384, 498786730, 798058768, 997573460, 1995146920, 3990293840]

約数ペア:

[(1, 3990293840), (2, 1995146920), (4, 997573460), (5, 798058768), (8, 498786730), (10, 399029384), (13, 306945680), (16, 249393365), (20, 199514692), (26, 153472840), (40, 99757346), (41, 97324240), (52, 76736420), (65, 61389136), (80, 49878673), (82, 48662120), (104, 38368210), (130, 30694568), (164, 24331060), (205, 19464848), (208, 19184105), (260, 15347284), (328, 12165530), (410, 9732424), (520, 7673642), (533, 7486480), (656, 6082765), (820, 4866212), (1040, 3836821), (1066, 3743240), (1640, 2433106), (2132, 1871620), (2665, 1497296), (3280, 1216553), (4264, 935810), (5330, 748648), (8528, 467905), (10660, 374324), (21320, 187162), (42640, 93581)]