4516359920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1376939}}^1$

素因数の和:1376993

約数の個数: 40

約数和(自身を含む): 10756655280

約数和(自身を除く): 6240295360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 1376939, 2753878, 5507756, 6884695, 11015512, 13769390, 22031024, 27538780, 55077560, 56454499, 110155120, 112908998, 225817996, 282272495, 451635992, 564544990, 903271984, 1129089980, 2258179960, 4516359920]

約数ペア:

[(1, 4516359920), (2, 2258179960), (4, 1129089980), (5, 903271984), (8, 564544990), (10, 451635992), (16, 282272495), (20, 225817996), (40, 112908998), (41, 110155120), (80, 56454499), (82, 55077560), (164, 27538780), (205, 22031024), (328, 13769390), (410, 11015512), (656, 6884695), (820, 5507756), (1640, 2753878), (3280, 1376939)]