20069980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143357}}^1$

素因数の和:143373

約数の個数: 24

約数和(自身を含む): 48168288

約数和(自身を除く): 28098308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143357, 286714, 573428, 716785, 1003499, 1433570, 2006998, 2867140, 4013996, 5017495, 10034990, 20069980]

約数ペア:

[(1, 20069980), (2, 10034990), (4, 5017495), (5, 4013996), (7, 2867140), (10, 2006998), (14, 1433570), (20, 1003499), (28, 716785), (35, 573428), (70, 286714), (140, 143357)]