40346128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81343}}^1$

素因数の和:81382

約数の個数: 20

約数和(自身を含む): 80693248

約数和(自身を除く): 40347120

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81343, 162686, 325372, 650744, 1301488, 2521633, 5043266, 10086532, 20173064, 40346128]

約数ペア:

[(1, 40346128), (2, 20173064), (4, 10086532), (8, 5043266), (16, 2521633), (31, 1301488), (62, 650744), (124, 325372), (248, 162686), (496, 81343)]