186600220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3557}}^1$

素因数の和:3670

約数の個数: 48

約数和(自身を含む): 407661408

約数和(自身を除く): 221061188

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 610, 860, 1220, 2623, 3557, 5246, 7114, 10492, 13115, 14228, 17785, 26230, 35570, 52460, 71140, 152951, 216977, 305902, 433954, 611804, 764755, 867908, 1084885, 1529510, 2169770, 3059020, 4339540, 9330011, 18660022, 37320044, 46650055, 93300110, 186600220]

約数ペア:

[(1, 186600220), (2, 93300110), (4, 46650055), (5, 37320044), (10, 18660022), (20, 9330011), (43, 4339540), (61, 3059020), (86, 2169770), (122, 1529510), (172, 1084885), (215, 867908), (244, 764755), (305, 611804), (430, 433954), (610, 305902), (860, 216977), (1220, 152951), (2623, 71140), (3557, 52460), (5246, 35570), (7114, 26230), (10492, 17785), (13115, 14228)]