8279652020

素因数分解:

$2^2\times 5^1\times {\mathrm{43481}}^1\times {\mathrm{9521}}^1$

素因数の和:53011

約数の個数: 24

約数和(自身を含む): 17389495368

約数和(自身を除く): 9109843348

約数列:

[1, 2, 4, 5, 10, 20, 9521, 19042, 38084, 43481, 47605, 86962, 95210, 173924, 190420, 217405, 434810, 869620, 413982601, 827965202, 1655930404, 2069913005, 4139826010, 8279652020]

約数ペア:

[(1, 8279652020), (2, 4139826010), (4, 2069913005), (5, 1655930404), (10, 827965202), (20, 413982601), (9521, 869620), (19042, 434810), (38084, 217405), (43481, 190420), (47605, 173924), (86962, 95210)]