20706510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3691}}^1$

素因数の和:3729

約数の個数: 64

約数和(自身を含む): 57417984

約数和(自身を除く): 36711474

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 165, 170, 187, 255, 330, 374, 510, 561, 935, 1122, 1870, 2805, 3691, 5610, 7382, 11073, 18455, 22146, 36910, 40601, 55365, 62747, 81202, 110730, 121803, 125494, 188241, 203005, 243606, 313735, 376482, 406010, 609015, 627470, 690217, 941205, 1218030, 1380434, 1882410, 2070651, 3451085, 4141302, 6902170, 10353255, 20706510]

約数ペア:

[(1, 20706510), (2, 10353255), (3, 6902170), (5, 4141302), (6, 3451085), (10, 2070651), (11, 1882410), (15, 1380434), (17, 1218030), (22, 941205), (30, 690217), (33, 627470), (34, 609015), (51, 406010), (55, 376482), (66, 313735), (85, 243606), (102, 203005), (110, 188241), (165, 125494), (170, 121803), (187, 110730), (255, 81202), (330, 62747), (374, 55365), (510, 40601), (561, 36910), (935, 22146), (1122, 18455), (1870, 11073), (2805, 7382), (3691, 5610)]