42451180

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 91445760

約数和(自身を除く): 48994580

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 166, 214, 239, 332, 415, 428, 478, 535, 830, 956, 1070, 1195, 1660, 2140, 2390, 4780, 8881, 17762, 19837, 25573, 35524, 39674, 44405, 51146, 79348, 88810, 99185, 102292, 127865, 177620, 198370, 255730, 396740, 511460, 2122559, 4245118, 8490236, 10612795, 21225590, 42451180]

約数ペア:

[(1, 42451180), (2, 21225590), (4, 10612795), (5, 8490236), (10, 4245118), (20, 2122559), (83, 511460), (107, 396740), (166, 255730), (214, 198370), (239, 177620), (332, 127865), (415, 102292), (428, 99185), (478, 88810), (535, 79348), (830, 51146), (956, 44405), (1070, 39674), (1195, 35524), (1660, 25573), (2140, 19837), (2390, 17762), (4780, 8881)]