680238070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1581949}}^1$

素因数の和:1581999

約数の個数: 16

約数和(自身を含む): 1252904400

約数和(自身を除く): 572666330

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1581949, 3163898, 7909745, 15819490, 68023807, 136047614, 340119035, 680238070]

約数ペア:

[(1, 680238070), (2, 340119035), (5, 136047614), (10, 68023807), (43, 15819490), (86, 7909745), (215, 3163898), (430, 1581949)]