672770620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1770449}}^1$

素因数の和:1770477

約数の個数: 24

約数和(自身を含む): 1487178000

約数和(自身を除く): 814407380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1770449, 3540898, 7081796, 8852245, 17704490, 33638531, 35408980, 67277062, 134554124, 168192655, 336385310, 672770620]

約数ペア:

[(1, 672770620), (2, 336385310), (4, 168192655), (5, 134554124), (10, 67277062), (19, 35408980), (20, 33638531), (38, 17704490), (76, 8852245), (95, 7081796), (190, 3540898), (380, 1770449)]