15525560

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{797}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 35048160

約数和(自身を除く): 19522600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 797, 974, 1594, 1948, 2435, 3188, 3896, 3985, 4870, 6376, 7970, 9740, 15940, 19480, 31880, 388139, 776278, 1552556, 1940695, 3105112, 3881390, 7762780, 15525560]

約数ペア:

[(1, 15525560), (2, 7762780), (4, 3881390), (5, 3105112), (8, 1940695), (10, 1552556), (20, 776278), (40, 388139), (487, 31880), (797, 19480), (974, 15940), (1594, 9740), (1948, 7970), (2435, 6376), (3188, 4870), (3896, 3985)]