2128889240

素因数分解:

$2^3\times 5^1\times {\mathrm{53222231}}^1$

素因数の和:53222242

約数の個数: 16

約数和(自身を含む): 4790000880

約数和(自身を除く): 2661111640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53222231, 106444462, 212888924, 266111155, 425777848, 532222310, 1064444620, 2128889240]

約数ペア:

[(1, 2128889240), (2, 1064444620), (4, 532222310), (5, 425777848), (8, 266111155), (10, 212888924), (20, 106444462), (40, 53222231)]