147580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 318528

約数和(自身を除く): 170948

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 157, 188, 235, 314, 470, 628, 785, 940, 1570, 3140, 7379, 14758, 29516, 36895, 73790, 147580]

約数ペア:

[(1, 147580), (2, 73790), (4, 36895), (5, 29516), (10, 14758), (20, 7379), (47, 3140), (94, 1570), (157, 940), (188, 785), (235, 628), (314, 470)]