22801580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 49545216

約数和(自身を除く): 26743636

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 127, 188, 191, 235, 254, 382, 470, 508, 635, 764, 940, 955, 1270, 1910, 2540, 3820, 5969, 8977, 11938, 17954, 23876, 24257, 29845, 35908, 44885, 48514, 59690, 89770, 97028, 119380, 121285, 179540, 242570, 485140, 1140079, 2280158, 4560316, 5700395, 11400790, 22801580]

約数ペア:

[(1, 22801580), (2, 11400790), (4, 5700395), (5, 4560316), (10, 2280158), (20, 1140079), (47, 485140), (94, 242570), (127, 179540), (188, 121285), (191, 119380), (235, 97028), (254, 89770), (382, 59690), (470, 48514), (508, 44885), (635, 35908), (764, 29845), (940, 24257), (955, 23876), (1270, 17954), (1910, 11938), (2540, 8977), (3820, 5969)]