201420350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{45263}}^1$

素因数の和:45364

約数の個数: 24

約数和(自身を含む): 378859680

約数和(自身を除く): 177439330

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 45263, 90526, 226315, 452630, 1131575, 2263150, 4028407, 8056814, 20142035, 40284070, 100710175, 201420350]

約数ペア:

[(1, 201420350), (2, 100710175), (5, 40284070), (10, 20142035), (25, 8056814), (50, 4028407), (89, 2263150), (178, 1131575), (445, 452630), (890, 226315), (2225, 90526), (4450, 45263)]