211897480

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{9181}}^1$

素因数の和:9769

約数の個数: 32

約数和(自身を含む): 477647640

約数和(自身を除く): 265750160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 4616, 5770, 9181, 11540, 18362, 23080, 36724, 45905, 73448, 91810, 183620, 367240, 5297437, 10594874, 21189748, 26487185, 42379496, 52974370, 105948740, 211897480]

約数ペア:

[(1, 211897480), (2, 105948740), (4, 52974370), (5, 42379496), (8, 26487185), (10, 21189748), (20, 10594874), (40, 5297437), (577, 367240), (1154, 183620), (2308, 91810), (2885, 73448), (4616, 45905), (5770, 36724), (9181, 23080), (11540, 18362)]