1520345090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{7309}}^1$

素因数の和:7419

約数の個数: 64

約数和(自身を含む): 3132656640

約数和(自身を除く): 1612311550

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 61, 62, 110, 122, 155, 305, 310, 341, 610, 671, 682, 1342, 1705, 1891, 3355, 3410, 3782, 6710, 7309, 9455, 14618, 18910, 20801, 36545, 41602, 73090, 80399, 104005, 160798, 208010, 226579, 401995, 445849, 453158, 803990, 891698, 1132895, 2229245, 2265790, 2492369, 4458490, 4904339, 4984738, 9808678, 12461845, 13821319, 24521695, 24923690, 27642638, 49043390, 69106595, 138213190, 152034509, 304069018, 760172545, 1520345090]

約数ペア:

[(1, 1520345090), (2, 760172545), (5, 304069018), (10, 152034509), (11, 138213190), (22, 69106595), (31, 49043390), (55, 27642638), (61, 24923690), (62, 24521695), (110, 13821319), (122, 12461845), (155, 9808678), (305, 4984738), (310, 4904339), (341, 4458490), (610, 2492369), (671, 2265790), (682, 2229245), (1342, 1132895), (1705, 891698), (1891, 803990), (3355, 453158), (3410, 445849), (3782, 401995), (6710, 226579), (7309, 208010), (9455, 160798), (14618, 104005), (18910, 80399), (20801, 73090), (36545, 41602)]