8266132040

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{735421}}^1$

素因数の和:735713

約数の個数: 32

約数和(自身を含む): 18665010360

約数和(自身を除く): 10398878320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 735421, 1470842, 2941684, 3677105, 5883368, 7354210, 14708420, 29416840, 206653301, 413306602, 826613204, 1033266505, 1653226408, 2066533010, 4133066020, 8266132040]

約数ペア:

[(1, 8266132040), (2, 4133066020), (4, 2066533010), (5, 1653226408), (8, 1033266505), (10, 826613204), (20, 413306602), (40, 206653301), (281, 29416840), (562, 14708420), (1124, 7354210), (1405, 5883368), (2248, 3677105), (2810, 2941684), (5620, 1470842), (11240, 735421)]