119140520

素因数分解:

$2^3\times 5^1\times {\mathrm{1499}}^1\times {\mathrm{1987}}^1$

素因数の和:3497

約数の個数: 32

約数和(自身を含む): 268380000

約数和(自身を除く): 149239480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1499, 1987, 2998, 3974, 5996, 7495, 7948, 9935, 11992, 14990, 15896, 19870, 29980, 39740, 59960, 79480, 2978513, 5957026, 11914052, 14892565, 23828104, 29785130, 59570260, 119140520]

約数ペア:

[(1, 119140520), (2, 59570260), (4, 29785130), (5, 23828104), (8, 14892565), (10, 11914052), (20, 5957026), (40, 2978513), (1499, 79480), (1987, 59960), (2998, 39740), (3974, 29980), (5996, 19870), (7495, 15896), (7948, 14990), (9935, 11992)]