49493680

素因数分解:

$2^4\times 5^1\times {\mathrm{618671}}^1$

素因数の和:618684

約数の個数: 20

約数和(自身を含む): 115072992

約数和(自身を除く): 65579312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 618671, 1237342, 2474684, 3093355, 4949368, 6186710, 9898736, 12373420, 24746840, 49493680]

約数ペア:

[(1, 49493680), (2, 24746840), (4, 12373420), (5, 9898736), (8, 6186710), (10, 4949368), (16, 3093355), (20, 2474684), (40, 1237342), (80, 618671)]