8491510

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 15876000

約数和(自身を除く): 7384490

約数列:

[1, 2, 5, 10, 41, 82, 139, 149, 205, 278, 298, 410, 695, 745, 1390, 1490, 5699, 6109, 11398, 12218, 20711, 28495, 30545, 41422, 56990, 61090, 103555, 207110, 849151, 1698302, 4245755, 8491510]

約数ペア:

[(1, 8491510), (2, 4245755), (5, 1698302), (10, 849151), (41, 207110), (82, 103555), (139, 61090), (149, 56990), (205, 41422), (278, 30545), (298, 28495), (410, 20711), (695, 12218), (745, 11398), (1390, 6109), (1490, 5699)]