40242080

素因数分解:

$2^5\times 5^1\times {\mathrm{251513}}^1$

素因数の和:251528

約数の個数: 24

約数和(自身を含む): 95072292

約数和(自身を除く): 54830212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251513, 503026, 1006052, 1257565, 2012104, 2515130, 4024208, 5030260, 8048416, 10060520, 20121040, 40242080]

約数ペア:

[(1, 40242080), (2, 20121040), (4, 10060520), (5, 8048416), (8, 5030260), (10, 4024208), (16, 2515130), (20, 2012104), (32, 1257565), (40, 1006052), (80, 503026), (160, 251513)]