17520620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 40172160

約数和(自身を除く): 22651540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 853, 1027, 1580, 1706, 2054, 3412, 4108, 4265, 5135, 8530, 10270, 11089, 17060, 20540, 22178, 44356, 55445, 67387, 110890, 134774, 221780, 269548, 336935, 673870, 876031, 1347740, 1752062, 3504124, 4380155, 8760310, 17520620]

約数ペア:

[(1, 17520620), (2, 8760310), (4, 4380155), (5, 3504124), (10, 1752062), (13, 1347740), (20, 876031), (26, 673870), (52, 336935), (65, 269548), (79, 221780), (130, 134774), (158, 110890), (260, 67387), (316, 55445), (395, 44356), (790, 22178), (853, 20540), (1027, 17060), (1580, 11089), (1706, 10270), (2054, 8530), (3412, 5135), (4108, 4265)]