409552020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2275289}}^1$

素因数の和:2275304

約数の個数: 36

約数和(自身を含む): 1242308340

約数和(自身を除く): 832756320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2275289, 4550578, 6825867, 9101156, 11376445, 13651734, 20477601, 22752890, 27303468, 34129335, 40955202, 45505780, 68258670, 81910404, 102388005, 136517340, 204776010, 409552020]

約数ペア:

[(1, 409552020), (2, 204776010), (3, 136517340), (4, 102388005), (5, 81910404), (6, 68258670), (9, 45505780), (10, 40955202), (12, 34129335), (15, 27303468), (18, 22752890), (20, 20477601), (30, 13651734), (36, 11376445), (45, 9101156), (60, 6825867), (90, 4550578), (180, 2275289)]