187482620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{721087}}^1$

素因数の和:721109

約数の個数: 24

約数和(自身を含む): 423999744

約数和(自身を除く): 236517124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 721087, 1442174, 2884348, 3605435, 7210870, 9374131, 14421740, 18748262, 37496524, 46870655, 93741310, 187482620]

約数ペア:

[(1, 187482620), (2, 93741310), (4, 46870655), (5, 37496524), (10, 18748262), (13, 14421740), (20, 9374131), (26, 7210870), (52, 3605435), (65, 2884348), (130, 1442174), (260, 721087)]