220102020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1222789}}^1$

素因数の和:1222804

約数の個数: 36

約数和(自身を含む): 667643340

約数和(自身を除く): 447541320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1222789, 2445578, 3668367, 4891156, 6113945, 7336734, 11005101, 12227890, 14673468, 18341835, 22010202, 24455780, 36683670, 44020404, 55025505, 73367340, 110051010, 220102020]

約数ペア:

[(1, 220102020), (2, 110051010), (3, 73367340), (4, 55025505), (5, 44020404), (6, 36683670), (9, 24455780), (10, 22010202), (12, 18341835), (15, 14673468), (18, 12227890), (20, 11005101), (30, 7336734), (36, 6113945), (45, 4891156), (60, 3668367), (90, 2445578), (180, 1222789)]