30851870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 65499840

約数和(自身を除く): 34647970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 79, 98, 158, 245, 395, 490, 553, 790, 797, 1106, 1594, 2765, 3871, 3985, 5530, 5579, 7742, 7970, 11158, 19355, 27895, 38710, 39053, 55790, 62963, 78106, 125926, 195265, 314815, 390530, 440741, 629630, 881482, 2203705, 3085187, 4407410, 6170374, 15425935, 30851870]

約数ペア:

[(1, 30851870), (2, 15425935), (5, 6170374), (7, 4407410), (10, 3085187), (14, 2203705), (35, 881482), (49, 629630), (70, 440741), (79, 390530), (98, 314815), (158, 195265), (245, 125926), (395, 78106), (490, 62963), (553, 55790), (790, 39053), (797, 38710), (1106, 27895), (1594, 19355), (2765, 11158), (3871, 7970), (3985, 7742), (5530, 5579)]