299553680

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{10729}}^1$

素因数の和:11091

約数の個数: 40

約数和(自身を含む): 698523000

約数和(自身を除く): 398969320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 2792, 3490, 5584, 6980, 10729, 13960, 21458, 27920, 42916, 53645, 85832, 107290, 171664, 214580, 429160, 858320, 3744421, 7488842, 14977684, 18722105, 29955368, 37444210, 59910736, 74888420, 149776840, 299553680]

約数ペア:

[(1, 299553680), (2, 149776840), (4, 74888420), (5, 59910736), (8, 37444210), (10, 29955368), (16, 18722105), (20, 14977684), (40, 7488842), (80, 3744421), (349, 858320), (698, 429160), (1396, 214580), (1745, 171664), (2792, 107290), (3490, 85832), (5584, 53645), (6980, 42916), (10729, 27920), (13960, 21458)]