28145810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3323}}^1$

素因数の和:3359

約数の個数: 48

約数和(自身を含む): 63661248

約数和(自身を除く): 35515438

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 3323, 4235, 6646, 8470, 16615, 23261, 33230, 36553, 46522, 73106, 116305, 182765, 232610, 255871, 365530, 402083, 511742, 804166, 1279355, 2010415, 2558710, 2814581, 4020830, 5629162, 14072905, 28145810]

約数ペア:

[(1, 28145810), (2, 14072905), (5, 5629162), (7, 4020830), (10, 2814581), (11, 2558710), (14, 2010415), (22, 1279355), (35, 804166), (55, 511742), (70, 402083), (77, 365530), (110, 255871), (121, 232610), (154, 182765), (242, 116305), (385, 73106), (605, 46522), (770, 36553), (847, 33230), (1210, 23261), (1694, 16615), (3323, 8470), (4235, 6646)]