31921460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 70882560

約数和(自身を除く): 38961100

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 235, 290, 470, 580, 940, 1171, 1363, 2342, 2726, 4684, 5452, 5855, 6815, 11710, 13630, 23420, 27260, 33959, 55037, 67918, 110074, 135836, 169795, 220148, 275185, 339590, 550370, 679180, 1100740, 1596073, 3192146, 6384292, 7980365, 15960730, 31921460]

約数ペア:

[(1, 31921460), (2, 15960730), (4, 7980365), (5, 6384292), (10, 3192146), (20, 1596073), (29, 1100740), (47, 679180), (58, 550370), (94, 339590), (116, 275185), (145, 220148), (188, 169795), (235, 135836), (290, 110074), (470, 67918), (580, 55037), (940, 33959), (1171, 27260), (1363, 23420), (2342, 13630), (2726, 11710), (4684, 6815), (5452, 5855)]