2122783280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{1873}}^1$

素因数の和:2374

約数の個数: 80

約数和(自身を含む): 5108553984

約数和(自身を除く): 2985770704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 457, 496, 620, 914, 1240, 1828, 1873, 2285, 2480, 3656, 3746, 4570, 7312, 7492, 9140, 9365, 14167, 14984, 18280, 18730, 28334, 29968, 36560, 37460, 56668, 58063, 70835, 74920, 113336, 116126, 141670, 149840, 226672, 232252, 283340, 290315, 464504, 566680, 580630, 855961, 929008, 1133360, 1161260, 1711922, 2322520, 3423844, 4279805, 4645040, 6847688, 8559610, 13695376, 17119220, 26534791, 34238440, 53069582, 68476880, 106139164, 132673955, 212278328, 265347910, 424556656, 530695820, 1061391640, 2122783280]

約数ペア:

[(1, 2122783280), (2, 1061391640), (4, 530695820), (5, 424556656), (8, 265347910), (10, 212278328), (16, 132673955), (20, 106139164), (31, 68476880), (40, 53069582), (62, 34238440), (80, 26534791), (124, 17119220), (155, 13695376), (248, 8559610), (310, 6847688), (457, 4645040), (496, 4279805), (620, 3423844), (914, 2322520), (1240, 1711922), (1828, 1161260), (1873, 1133360), (2285, 929008), (2480, 855961), (3656, 580630), (3746, 566680), (4570, 464504), (7312, 290315), (7492, 283340), (9140, 232252), (9365, 226672), (14167, 149840), (14984, 141670), (18280, 116126), (18730, 113336), (28334, 74920), (29968, 70835), (36560, 58063), (37460, 56668)]