7705640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10139}}^1$

素因数の和:10169

約数の個数: 32

約数和(自身を含む): 18252000

約数和(自身を除く): 10546360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10139, 20278, 40556, 50695, 81112, 101390, 192641, 202780, 385282, 405560, 770564, 963205, 1541128, 1926410, 3852820, 7705640]

約数ペア:

[(1, 7705640), (2, 3852820), (4, 1926410), (5, 1541128), (8, 963205), (10, 770564), (19, 405560), (20, 385282), (38, 202780), (40, 192641), (76, 101390), (95, 81112), (152, 50695), (190, 40556), (380, 20278), (760, 10139)]