22102020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{122789}}^1$

素因数の和:122804

約数の個数: 36

約数和(自身を含む): 67043340

約数和(自身を除く): 44941320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 122789, 245578, 368367, 491156, 613945, 736734, 1105101, 1227890, 1473468, 1841835, 2210202, 2455780, 3683670, 4420404, 5525505, 7367340, 11051010, 22102020]

約数ペア:

[(1, 22102020), (2, 11051010), (3, 7367340), (4, 5525505), (5, 4420404), (6, 3683670), (9, 2455780), (10, 2210202), (12, 1841835), (15, 1473468), (18, 1227890), (20, 1105101), (30, 736734), (36, 613945), (45, 491156), (60, 368367), (90, 245578), (180, 122789)]