97812020

素因数分解:

$2^2\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{2671}}^1$

素因数の和:4511

約数の個数: 24

約数和(自身を含む): 205594368

約数和(自身を除く): 107782348

約数列:

[1, 2, 4, 5, 10, 20, 1831, 2671, 3662, 5342, 7324, 9155, 10684, 13355, 18310, 26710, 36620, 53420, 4890601, 9781202, 19562404, 24453005, 48906010, 97812020]

約数ペア:

[(1, 97812020), (2, 48906010), (4, 24453005), (5, 19562404), (10, 9781202), (20, 4890601), (1831, 53420), (2671, 36620), (3662, 26710), (5342, 18310), (7324, 13355), (9155, 10684)]