156711430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20117}}^1$

素因数の和:20184

約数の個数: 32

約数和(自身を含む): 304184160

約数和(自身を除く): 147472730

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 20117, 40234, 100585, 201170, 382223, 764446, 824797, 1649594, 1911115, 3822230, 4123985, 8247970, 15671143, 31342286, 78355715, 156711430]

約数ペア:

[(1, 156711430), (2, 78355715), (5, 31342286), (10, 15671143), (19, 8247970), (38, 4123985), (41, 3822230), (82, 1911115), (95, 1649594), (190, 824797), (205, 764446), (410, 382223), (779, 201170), (1558, 100585), (3895, 40234), (7790, 20117)]