31342460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 67737600

約数和(自身を除く): 36395140

約数列:

[1, 2, 4, 5, 10, 20, 79, 83, 158, 166, 239, 316, 332, 395, 415, 478, 790, 830, 956, 1195, 1580, 1660, 2390, 4780, 6557, 13114, 18881, 19837, 26228, 32785, 37762, 39674, 65570, 75524, 79348, 94405, 99185, 131140, 188810, 198370, 377620, 396740, 1567123, 3134246, 6268492, 7835615, 15671230, 31342460]

約数ペア:

[(1, 31342460), (2, 15671230), (4, 7835615), (5, 6268492), (10, 3134246), (20, 1567123), (79, 396740), (83, 377620), (158, 198370), (166, 188810), (239, 131140), (316, 99185), (332, 94405), (395, 79348), (415, 75524), (478, 65570), (790, 39674), (830, 37762), (956, 32785), (1195, 26228), (1580, 19837), (1660, 18881), (2390, 13114), (4780, 6557)]