420820414

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{104009}}^1$

素因数の和:104052

約数の個数: 24

約数和(自身を含む): 766345680

約数和(自身を除く): 345525266

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 104009, 208018, 728063, 1456126, 1768153, 3536306, 12377071, 24754142, 30058601, 60117202, 210410207, 420820414]

約数ペア:

[(1, 420820414), (2, 210410207), (7, 60117202), (14, 30058601), (17, 24754142), (34, 12377071), (119, 3536306), (238, 1768153), (289, 1456126), (578, 728063), (2023, 208018), (4046, 104009)]