199702900

素因数分解:

$2^2\times 5^2\times {\mathrm{1997029}}^1$

素因数の和:1997043

約数の個数: 18

約数和(自身を含む): 433355510

約数和(自身を除く): 233652610

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1997029, 3994058, 7988116, 9985145, 19970290, 39940580, 49925725, 99851450, 199702900]

約数ペア:

[(1, 199702900), (2, 99851450), (4, 49925725), (5, 39940580), (10, 19970290), (20, 9985145), (25, 7988116), (50, 3994058), (100, 1997029)]