7073020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 16003008

約数和(自身を除く): 8929988

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 293, 340, 355, 586, 710, 1172, 1207, 1420, 1465, 2414, 2930, 4828, 4981, 5860, 6035, 9962, 12070, 19924, 20803, 24140, 24905, 41606, 49810, 83212, 99620, 104015, 208030, 353651, 416060, 707302, 1414604, 1768255, 3536510, 7073020]

約数ペア:

[(1, 7073020), (2, 3536510), (4, 1768255), (5, 1414604), (10, 707302), (17, 416060), (20, 353651), (34, 208030), (68, 104015), (71, 99620), (85, 83212), (142, 49810), (170, 41606), (284, 24905), (293, 24140), (340, 20803), (355, 19924), (586, 12070), (710, 9962), (1172, 6035), (1207, 5860), (1420, 4981), (1465, 4828), (2414, 2930)]