31116820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4729}}^1$

素因数の和:4792

約数の個数: 48

約数和(自身を含む): 76285440

約数和(自身を除く): 45168620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 4729, 6580, 9458, 18916, 23645, 33103, 47290, 66206, 94580, 132412, 165515, 222263, 331030, 444526, 662060, 889052, 1111315, 1555841, 2222630, 3111682, 4445260, 6223364, 7779205, 15558410, 31116820]

約数ペア:

[(1, 31116820), (2, 15558410), (4, 7779205), (5, 6223364), (7, 4445260), (10, 3111682), (14, 2222630), (20, 1555841), (28, 1111315), (35, 889052), (47, 662060), (70, 444526), (94, 331030), (140, 222263), (188, 165515), (235, 132412), (329, 94580), (470, 66206), (658, 47290), (940, 33103), (1316, 23645), (1645, 18916), (3290, 9458), (4729, 6580)]