9681680

素因数分解:

$2^4\times 5^1\times {\mathrm{121021}}^1$

素因数の和:121034

約数の個数: 20

約数和(自身を含む): 22510092

約数和(自身を除く): 12828412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 121021, 242042, 484084, 605105, 968168, 1210210, 1936336, 2420420, 4840840, 9681680]

約数ペア:

[(1, 9681680), (2, 4840840), (4, 2420420), (5, 1936336), (8, 1210210), (10, 968168), (16, 605105), (20, 484084), (40, 242042), (80, 121021)]