78760660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21059}}^1$

素因数の和:21096

約数の個数: 48

約数和(自身を含む): 191056320

約数和(自身を除く): 112295660

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, 21059, 42118, 84236, 105295, 210590, 231649, 358003, 421180, 463298, 716006, 926596, 1158245, 1432012, 1790015, 2316490, 3580030, 3938033, 4632980, 7160060, 7876066, 15752132, 19690165, 39380330, 78760660]

約数ペア:

[(1, 78760660), (2, 39380330), (4, 19690165), (5, 15752132), (10, 7876066), (11, 7160060), (17, 4632980), (20, 3938033), (22, 3580030), (34, 2316490), (44, 1790015), (55, 1432012), (68, 1158245), (85, 926596), (110, 716006), (170, 463298), (187, 421180), (220, 358003), (340, 231649), (374, 210590), (748, 105295), (935, 84236), (1870, 42118), (3740, 21059)]