40240976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81131}}^1$

素因数の和:81170

約数の個数: 20

約数和(自身を含む): 80482944

約数和(自身を除く): 40241968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81131, 162262, 324524, 649048, 1298096, 2515061, 5030122, 10060244, 20120488, 40240976]

約数ペア:

[(1, 40240976), (2, 20120488), (4, 10060244), (8, 5030122), (16, 2515061), (31, 1298096), (62, 649048), (124, 324524), (248, 162262), (496, 81131)]