7854970

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 14641920

約数和(自身を除く): 6786950

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 163, 305, 326, 395, 610, 790, 815, 1630, 4819, 9638, 9943, 12877, 19886, 24095, 25754, 48190, 49715, 64385, 99430, 128770, 785497, 1570994, 3927485, 7854970]

約数ペア:

[(1, 7854970), (2, 3927485), (5, 1570994), (10, 785497), (61, 128770), (79, 99430), (122, 64385), (158, 49715), (163, 48190), (305, 25754), (326, 24095), (395, 19886), (610, 12877), (790, 9943), (815, 9638), (1630, 4819)]