70861780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18947}}^1$

素因数の和:18984

約数の個数: 48

約数和(自身を含む): 171896256

約数和(自身を除く): 101034476

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 18947, 37894, 75788, 94735, 189470, 208417, 322099, 378940, 416834, 644198, 833668, 1042085, 1288396, 1610495, 2084170, 3220990, 3543089, 4168340, 6441980, 7086178, 14172356, 17715445, 35430890, 70861780]

約数ペア:

[(1, 70861780), (2, 35430890), (4, 17715445), (5, 14172356), (10, 7086178), (11, 6441980), (17, 4168340), (20, 3543089), (22, 3220990), (34, 2084170), (44, 1610495), (55, 1288396), (68, 1042085), (85, 833668), (110, 644198), (170, 416834), (187, 378940), (220, 322099), (340, 208417), (374, 189470), (748, 94735), (935, 75788), (1870, 37894), (3740, 18947)]