118147020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1987}}^1$

素因数の和:2990

約数の個数: 48

約数和(自身を含む): 331312128

約数和(自身を除く): 213165108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 991, 1982, 1987, 2973, 3964, 3974, 4955, 5946, 5961, 7948, 9910, 9935, 11892, 11922, 14865, 19820, 19870, 23844, 29730, 29805, 39740, 59460, 59610, 119220, 1969117, 3938234, 5907351, 7876468, 9845585, 11814702, 19691170, 23629404, 29536755, 39382340, 59073510, 118147020]

約数ペア:

[(1, 118147020), (2, 59073510), (3, 39382340), (4, 29536755), (5, 23629404), (6, 19691170), (10, 11814702), (12, 9845585), (15, 7876468), (20, 5907351), (30, 3938234), (60, 1969117), (991, 119220), (1982, 59610), (1987, 59460), (2973, 39740), (3964, 29805), (3974, 29730), (4955, 23844), (5946, 19870), (5961, 19820), (7948, 14865), (9910, 11922), (9935, 11892)]