22237960

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1063}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 50178240

約数和(自身を除く): 27940280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 1063, 2092, 2126, 2615, 4184, 4252, 5230, 5315, 8504, 10460, 10630, 20920, 21260, 42520, 555949, 1111898, 2223796, 2779745, 4447592, 5559490, 11118980, 22237960]

約数ペア:

[(1, 22237960), (2, 11118980), (4, 5559490), (5, 4447592), (8, 2779745), (10, 2223796), (20, 1111898), (40, 555949), (523, 42520), (1046, 21260), (1063, 20920), (2092, 10630), (2126, 10460), (2615, 8504), (4184, 5315), (4252, 5230)]