278327020

素因数分解:

$2^2\times 5^1\times {\mathrm{2203}}^1\times {\mathrm{6317}}^1$

素因数の和:8529

約数の個数: 24

約数和(自身を含む): 584844624

約数和(自身を除く): 306517604

約数列:

[1, 2, 4, 5, 10, 20, 2203, 4406, 6317, 8812, 11015, 12634, 22030, 25268, 31585, 44060, 63170, 126340, 13916351, 27832702, 55665404, 69581755, 139163510, 278327020]

約数ペア:

[(1, 278327020), (2, 139163510), (4, 69581755), (5, 55665404), (10, 27832702), (20, 13916351), (2203, 126340), (4406, 63170), (6317, 44060), (8812, 31585), (11015, 25268), (12634, 22030)]