1115709880

素因数分解:

$2^3\times 5^1\times {\mathrm{3881}}^1\times {\mathrm{7187}}^1$

素因数の和:11079

約数の個数: 32

約数和(自身を含む): 2511343440

約数和(自身を除く): 1395633560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3881, 7187, 7762, 14374, 15524, 19405, 28748, 31048, 35935, 38810, 57496, 71870, 77620, 143740, 155240, 287480, 27892747, 55785494, 111570988, 139463735, 223141976, 278927470, 557854940, 1115709880]

約数ペア:

[(1, 1115709880), (2, 557854940), (4, 278927470), (5, 223141976), (8, 139463735), (10, 111570988), (20, 55785494), (40, 27892747), (3881, 287480), (7187, 155240), (7762, 143740), (14374, 77620), (15524, 71870), (19405, 57496), (28748, 38810), (31048, 35935)]