2045781160

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{182009}}^1$

素因数の和:182301

約数の個数: 32

約数和(自身を含む): 4619413800

約数和(自身を除く): 2573632640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 182009, 364018, 728036, 910045, 1456072, 1820090, 3640180, 7280360, 51144529, 102289058, 204578116, 255722645, 409156232, 511445290, 1022890580, 2045781160]

約数ペア:

[(1, 2045781160), (2, 1022890580), (4, 511445290), (5, 409156232), (8, 255722645), (10, 204578116), (20, 102289058), (40, 51144529), (281, 7280360), (562, 3640180), (1124, 1820090), (1405, 1456072), (2248, 910045), (2810, 728036), (5620, 364018), (11240, 182009)]