22491380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 49061376

約数和(自身を除く): 26569996

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 337, 355, 470, 674, 710, 940, 1348, 1420, 1685, 3337, 3370, 6674, 6740, 13348, 15839, 16685, 23927, 31678, 33370, 47854, 63356, 66740, 79195, 95708, 119635, 158390, 239270, 316780, 478540, 1124569, 2249138, 4498276, 5622845, 11245690, 22491380]

約数ペア:

[(1, 22491380), (2, 11245690), (4, 5622845), (5, 4498276), (10, 2249138), (20, 1124569), (47, 478540), (71, 316780), (94, 239270), (142, 158390), (188, 119635), (235, 95708), (284, 79195), (337, 66740), (355, 63356), (470, 47854), (674, 33370), (710, 31678), (940, 23927), (1348, 16685), (1420, 15839), (1685, 13348), (3337, 6740), (3370, 6674)]