39280540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8887}}^1$

素因数の和:8926

約数の個数: 48

約数和(自身を含む): 94070592

約数和(自身を除く): 54790052

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 8887, 17774, 35548, 44435, 88870, 115531, 151079, 177740, 231062, 302158, 462124, 577655, 604316, 755395, 1155310, 1510790, 1964027, 2310620, 3021580, 3928054, 7856108, 9820135, 19640270, 39280540]

約数ペア:

[(1, 39280540), (2, 19640270), (4, 9820135), (5, 7856108), (10, 3928054), (13, 3021580), (17, 2310620), (20, 1964027), (26, 1510790), (34, 1155310), (52, 755395), (65, 604316), (68, 577655), (85, 462124), (130, 302158), (170, 231062), (221, 177740), (260, 151079), (340, 115531), (442, 88870), (884, 44435), (1105, 35548), (2210, 17774), (4420, 8887)]