20188710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3251}}^1$

素因数の和:3290

約数の個数: 64

約数和(自身を含む): 56194560

約数和(自身を除く): 36005850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 3251, 6210, 6502, 9753, 16255, 19506, 29259, 32510, 48765, 58518, 74773, 87777, 97530, 146295, 149546, 175554, 224319, 292590, 373865, 438885, 448638, 672957, 747730, 877770, 1121595, 1345914, 2018871, 2243190, 3364785, 4037742, 6729570, 10094355, 20188710]

約数ペア:

[(1, 20188710), (2, 10094355), (3, 6729570), (5, 4037742), (6, 3364785), (9, 2243190), (10, 2018871), (15, 1345914), (18, 1121595), (23, 877770), (27, 747730), (30, 672957), (45, 448638), (46, 438885), (54, 373865), (69, 292590), (90, 224319), (115, 175554), (135, 149546), (138, 146295), (207, 97530), (230, 87777), (270, 74773), (345, 58518), (414, 48765), (621, 32510), (690, 29259), (1035, 19506), (1242, 16255), (2070, 9753), (3105, 6502), (3251, 6210)]