1230482020

素因数分解:

$2^2\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{28871}}^1$

素因数の和:31011

約数の個数: 24

約数和(自身を含む): 2585314368

約数和(自身を除く): 1354832348

約数列:

[1, 2, 4, 5, 10, 20, 2131, 4262, 8524, 10655, 21310, 28871, 42620, 57742, 115484, 144355, 288710, 577420, 61524101, 123048202, 246096404, 307620505, 615241010, 1230482020]

約数ペア:

[(1, 1230482020), (2, 615241010), (4, 307620505), (5, 246096404), (10, 123048202), (20, 61524101), (2131, 577420), (4262, 288710), (8524, 144355), (10655, 115484), (21310, 57742), (28871, 42620)]