201240640

素因数分解:

$2^6\times 5^1\times {\mathrm{628877}}^1$

素因数の和:628894

約数の個数: 28

約数和(自身を含む): 479205036

約数和(自身を除く): 277964396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 628877, 1257754, 2515508, 3144385, 5031016, 6288770, 10062032, 12577540, 20124064, 25155080, 40248128, 50310160, 100620320, 201240640]

約数ペア:

[(1, 201240640), (2, 100620320), (4, 50310160), (5, 40248128), (8, 25155080), (10, 20124064), (16, 12577540), (20, 10062032), (32, 6288770), (40, 5031016), (64, 3144385), (80, 2515508), (160, 1257754), (320, 628877)]