222262020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1234789}}^1$

素因数の和:1234804

約数の個数: 36

約数和(自身を含む): 674195340

約数和(自身を除く): 451933320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1234789, 2469578, 3704367, 4939156, 6173945, 7408734, 11113101, 12347890, 14817468, 18521835, 22226202, 24695780, 37043670, 44452404, 55565505, 74087340, 111131010, 222262020]

約数ペア:

[(1, 222262020), (2, 111131010), (3, 74087340), (4, 55565505), (5, 44452404), (6, 37043670), (9, 24695780), (10, 22226202), (12, 18521835), (15, 14817468), (18, 12347890), (20, 11113101), (30, 7408734), (36, 6173945), (45, 4939156), (60, 3704367), (90, 2469578), (180, 1234789)]