209032020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1161289}}^1$

素因数の和:1161304

約数の個数: 36

約数和(自身を含む): 634064340

約数和(自身を除く): 425032320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1161289, 2322578, 3483867, 4645156, 5806445, 6967734, 10451601, 11612890, 13935468, 17419335, 20903202, 23225780, 34838670, 41806404, 52258005, 69677340, 104516010, 209032020]

約数ペア:

[(1, 209032020), (2, 104516010), (3, 69677340), (4, 52258005), (5, 41806404), (6, 34838670), (9, 23225780), (10, 20903202), (12, 17419335), (15, 13935468), (18, 11612890), (20, 10451601), (30, 6967734), (36, 5806445), (45, 4645156), (60, 3483867), (90, 2322578), (180, 1161289)]