12517780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3347}}^1$

素因数の和:3384

約数の個数: 48

約数和(自身を含む): 30373056

約数和(自身を除く): 17855276

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, 3347, 3740, 6694, 13388, 16735, 33470, 36817, 56899, 66940, 73634, 113798, 147268, 184085, 227596, 284495, 368170, 568990, 625889, 736340, 1137980, 1251778, 2503556, 3129445, 6258890, 12517780]

約数ペア:

[(1, 12517780), (2, 6258890), (4, 3129445), (5, 2503556), (10, 1251778), (11, 1137980), (17, 736340), (20, 625889), (22, 568990), (34, 368170), (44, 284495), (55, 227596), (68, 184085), (85, 147268), (110, 113798), (170, 73634), (187, 66940), (220, 56899), (340, 36817), (374, 33470), (748, 16735), (935, 13388), (1870, 6694), (3347, 3740)]