30425915560

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6978421}}^1$

素因数の和:6978541

約数の個数: 32

約数和(自身を含む): 69086377800

約数和(自身を除く): 38660462240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6978421, 13956842, 27913684, 34892105, 55827368, 69784210, 139568420, 279136840, 760647889, 1521295778, 3042591556, 3803239445, 6085183112, 7606478890, 15212957780, 30425915560]

約数ペア:

[(1, 30425915560), (2, 15212957780), (4, 7606478890), (5, 6085183112), (8, 3803239445), (10, 3042591556), (20, 1521295778), (40, 760647889), (109, 279136840), (218, 139568420), (436, 69784210), (545, 55827368), (872, 34892105), (1090, 27913684), (2180, 13956842), (4360, 6978421)]