1801580680

素因数分解:

$2^3\times 5^1\times {\mathrm{45039517}}^1$

素因数の和:45039528

約数の個数: 16

約数和(自身を含む): 4053556620

約数和(自身を除く): 2251975940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 45039517, 90079034, 180158068, 225197585, 360316136, 450395170, 900790340, 1801580680]

約数ペア:

[(1, 1801580680), (2, 900790340), (4, 450395170), (5, 360316136), (8, 225197585), (10, 180158068), (20, 90079034), (40, 45039517)]