201490020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1119389}}^1$

素因数の和:1119404

約数の個数: 36

約数和(自身を含む): 611186940

約数和(自身を除く): 409696920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1119389, 2238778, 3358167, 4477556, 5596945, 6716334, 10074501, 11193890, 13432668, 16790835, 20149002, 22387780, 33581670, 40298004, 50372505, 67163340, 100745010, 201490020]

約数ペア:

[(1, 201490020), (2, 100745010), (3, 67163340), (4, 50372505), (5, 40298004), (6, 33581670), (9, 22387780), (10, 20149002), (12, 16790835), (15, 13432668), (18, 11193890), (20, 10074501), (30, 6716334), (36, 5596945), (45, 4477556), (60, 3358167), (90, 2238778), (180, 1119389)]