274928980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{87557}}^1$

素因数の和:87723

約数の個数: 24

約数和(自身を含む): 581034888

約数和(自身を除く): 306105908

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 87557, 175114, 350228, 437785, 875570, 1751140, 13746449, 27492898, 54985796, 68732245, 137464490, 274928980]

約数ペア:

[(1, 274928980), (2, 137464490), (4, 68732245), (5, 54985796), (10, 27492898), (20, 13746449), (157, 1751140), (314, 875570), (628, 437785), (785, 350228), (1570, 175114), (3140, 87557)]