6687680

素因数分解:

$2^6\times 5^1\times {\mathrm{20899}}^1$

素因数の和:20916

約数の個数: 28

約数和(自身を含む): 15925800

約数和(自身を除く): 9238120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 20899, 41798, 83596, 104495, 167192, 208990, 334384, 417980, 668768, 835960, 1337536, 1671920, 3343840, 6687680]

約数ペア:

[(1, 6687680), (2, 3343840), (4, 1671920), (5, 1337536), (8, 835960), (10, 668768), (16, 417980), (20, 334384), (32, 208990), (40, 167192), (64, 104495), (80, 83596), (160, 41798), (320, 20899)]