9968893240

素因数分解:

$2^3\times 5^1\times {\mathrm{249222331}}^1$

素因数の和:249222342

約数の個数: 16

約数和(自身を含む): 22430009880

約数和(自身を除く): 12461116640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 249222331, 498444662, 996889324, 1246111655, 1993778648, 2492223310, 4984446620, 9968893240]

約数ペア:

[(1, 9968893240), (2, 4984446620), (4, 2492223310), (5, 1993778648), (8, 1246111655), (10, 996889324), (20, 498444662), (40, 249222331)]