22420180

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1811}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 47184480

約数和(自身を除く): 24764300

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 1811, 2476, 3095, 3622, 6190, 7244, 9055, 12380, 18110, 36220, 1121009, 2242018, 4484036, 5605045, 11210090, 22420180]

約数ペア:

[(1, 22420180), (2, 11210090), (4, 5605045), (5, 4484036), (10, 2242018), (20, 1121009), (619, 36220), (1238, 18110), (1811, 12380), (2476, 9055), (3095, 7244), (3622, 6190)]