204084920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1459}}^1$

素因数の和:1752

約数の個数: 64

約数和(自身を含む): 496692000

約数和(自身を除く): 292607080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 269, 520, 538, 1076, 1345, 1459, 2152, 2690, 2918, 3497, 5380, 5836, 6994, 7295, 10760, 11672, 13988, 14590, 17485, 18967, 27976, 29180, 34970, 37934, 58360, 69940, 75868, 94835, 139880, 151736, 189670, 379340, 392471, 758680, 784942, 1569884, 1962355, 3139768, 3924710, 5102123, 7849420, 10204246, 15698840, 20408492, 25510615, 40816984, 51021230, 102042460, 204084920]

約数ペア:

[(1, 204084920), (2, 102042460), (4, 51021230), (5, 40816984), (8, 25510615), (10, 20408492), (13, 15698840), (20, 10204246), (26, 7849420), (40, 5102123), (52, 3924710), (65, 3139768), (104, 1962355), (130, 1569884), (260, 784942), (269, 758680), (520, 392471), (538, 379340), (1076, 189670), (1345, 151736), (1459, 139880), (2152, 94835), (2690, 75868), (2918, 69940), (3497, 58360), (5380, 37934), (5836, 34970), (6994, 29180), (7295, 27976), (10760, 18967), (11672, 17485), (13988, 14590)]