22518580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{673}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 54351360

約数和(自身を除く): 31832780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 673, 956, 1195, 1346, 1673, 2390, 2692, 3346, 3365, 4711, 4780, 6692, 6730, 8365, 9422, 13460, 16730, 18844, 23555, 33460, 47110, 94220, 160847, 321694, 643388, 804235, 1125929, 1608470, 2251858, 3216940, 4503716, 5629645, 11259290, 22518580]

約数ペア:

[(1, 22518580), (2, 11259290), (4, 5629645), (5, 4503716), (7, 3216940), (10, 2251858), (14, 1608470), (20, 1125929), (28, 804235), (35, 643388), (70, 321694), (140, 160847), (239, 94220), (478, 47110), (673, 33460), (956, 23555), (1195, 18844), (1346, 16730), (1673, 13460), (2390, 9422), (2692, 8365), (3346, 6730), (3365, 6692), (4711, 4780)]