8727290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 19595520

約数和(自身を除く): 10868230

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 359, 374, 442, 715, 718, 935, 1105, 1430, 1795, 1870, 2210, 2431, 3590, 3949, 4667, 4862, 6103, 7898, 9334, 12155, 12206, 19745, 23335, 24310, 30515, 39490, 46670, 51337, 61030, 67133, 79339, 102674, 134266, 158678, 256685, 335665, 396695, 513370, 671330, 793390, 872729, 1745458, 4363645, 8727290]

約数ペア:

[(1, 8727290), (2, 4363645), (5, 1745458), (10, 872729), (11, 793390), (13, 671330), (17, 513370), (22, 396695), (26, 335665), (34, 256685), (55, 158678), (65, 134266), (85, 102674), (110, 79339), (130, 67133), (143, 61030), (170, 51337), (187, 46670), (221, 39490), (286, 30515), (359, 24310), (374, 23335), (442, 19745), (715, 12206), (718, 12155), (935, 9334), (1105, 7898), (1430, 6103), (1795, 4862), (1870, 4667), (2210, 3949), (2431, 3590)]