20121340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27191}}^1$

素因数の和:27237

約数の個数: 24

約数和(自身を含む): 43398432

約数和(自身を除く): 23277092

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27191, 54382, 108764, 135955, 271910, 543820, 1006067, 2012134, 4024268, 5030335, 10060670, 20121340]

約数ペア:

[(1, 20121340), (2, 10060670), (4, 5030335), (5, 4024268), (10, 2012134), (20, 1006067), (37, 543820), (74, 271910), (148, 135955), (185, 108764), (370, 54382), (740, 27191)]