179315020

素因数分解:

$2^2\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{5531}}^1$

素因数の和:7161

約数の個数: 24

約数和(自身を含む): 376861968

約数和(自身を除く): 197546948

約数列:

[1, 2, 4, 5, 10, 20, 1621, 3242, 5531, 6484, 8105, 11062, 16210, 22124, 27655, 32420, 55310, 110620, 8965751, 17931502, 35863004, 44828755, 89657510, 179315020]

約数ペア:

[(1, 179315020), (2, 89657510), (4, 44828755), (5, 35863004), (10, 17931502), (20, 8965751), (1621, 110620), (3242, 55310), (5531, 32420), (6484, 27655), (8105, 22124), (11062, 16210)]