252154580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2903}}^1$

素因数の和:3056

約数の個数: 48

約数和(自身を含む): 547392384

約数和(自身を除く): 295237804

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 202, 215, 404, 430, 505, 860, 1010, 2020, 2903, 4343, 5806, 8686, 11612, 14515, 17372, 21715, 29030, 43430, 58060, 86860, 124829, 249658, 293203, 499316, 586406, 624145, 1172812, 1248290, 1466015, 2496580, 2932030, 5864060, 12607729, 25215458, 50430916, 63038645, 126077290, 252154580]

約数ペア:

[(1, 252154580), (2, 126077290), (4, 63038645), (5, 50430916), (10, 25215458), (20, 12607729), (43, 5864060), (86, 2932030), (101, 2496580), (172, 1466015), (202, 1248290), (215, 1172812), (404, 624145), (430, 586406), (505, 499316), (860, 293203), (1010, 249658), (2020, 124829), (2903, 86860), (4343, 58060), (5806, 43430), (8686, 29030), (11612, 21715), (14515, 17372)]