238580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 510720

約数和(自身を除く): 272140

約数列:

[1, 2, 4, 5, 10, 20, 79, 151, 158, 302, 316, 395, 604, 755, 790, 1510, 1580, 3020, 11929, 23858, 47716, 59645, 119290, 238580]

約数ペア:

[(1, 238580), (2, 119290), (4, 59645), (5, 47716), (10, 23858), (20, 11929), (79, 3020), (151, 1580), (158, 1510), (302, 790), (316, 755), (395, 604)]