20095790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 45536256

約数和(自身を除く): 25440466

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 26, 46, 47, 55, 65, 94, 110, 115, 130, 143, 169, 230, 235, 253, 286, 299, 338, 470, 506, 517, 598, 611, 715, 845, 1034, 1081, 1222, 1265, 1430, 1495, 1690, 1859, 2162, 2530, 2585, 2990, 3055, 3289, 3718, 3887, 5170, 5405, 6110, 6578, 6721, 7774, 7943, 9295, 10810, 11891, 13442, 14053, 15886, 16445, 18590, 19435, 23782, 28106, 32890, 33605, 38870, 39715, 42757, 59455, 67210, 70265, 79430, 85514, 87373, 118910, 140530, 154583, 174746, 182689, 213785, 309166, 365378, 427570, 436865, 772915, 873730, 913445, 1545830, 1826890, 2009579, 4019158, 10047895, 20095790]

約数ペア:

[(1, 20095790), (2, 10047895), (5, 4019158), (10, 2009579), (11, 1826890), (13, 1545830), (22, 913445), (23, 873730), (26, 772915), (46, 436865), (47, 427570), (55, 365378), (65, 309166), (94, 213785), (110, 182689), (115, 174746), (130, 154583), (143, 140530), (169, 118910), (230, 87373), (235, 85514), (253, 79430), (286, 70265), (299, 67210), (338, 59455), (470, 42757), (506, 39715), (517, 38870), (598, 33605), (611, 32890), (715, 28106), (845, 23782), (1034, 19435), (1081, 18590), (1222, 16445), (1265, 15886), (1430, 14053), (1495, 13442), (1690, 11891), (1859, 10810), (2162, 9295), (2530, 7943), (2585, 7774), (2990, 6721), (3055, 6578), (3289, 6110), (3718, 5405), (3887, 5170)]