28398370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2837}}^1$

素因数の和:2875

約数の個数: 64

約数和(自身を含む): 68656896

約数和(自身を除く): 40258526

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 2837, 5005, 5674, 10010, 14185, 19859, 28370, 31207, 36881, 39718, 62414, 73762, 99295, 156035, 184405, 198590, 218449, 258167, 312070, 368810, 405691, 436898, 516334, 811382, 1092245, 1290835, 2028455, 2184490, 2581670, 2839837, 4056910, 5679674, 14199185, 28398370]

約数ペア:

[(1, 28398370), (2, 14199185), (5, 5679674), (7, 4056910), (10, 2839837), (11, 2581670), (13, 2184490), (14, 2028455), (22, 1290835), (26, 1092245), (35, 811382), (55, 516334), (65, 436898), (70, 405691), (77, 368810), (91, 312070), (110, 258167), (130, 218449), (143, 198590), (154, 184405), (182, 156035), (286, 99295), (385, 73762), (455, 62414), (715, 39718), (770, 36881), (910, 31207), (1001, 28370), (1430, 19859), (2002, 14185), (2837, 10010), (5005, 5674)]