20120685430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1861303}}^1$

素因数の和:1861380

約数の個数: 32

約数和(自身を含む): 38595999744

約数和(自身を除く): 18475314314

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 10810, 1861303, 3722606, 9306515, 18613030, 42809969, 85619938, 87481241, 174962482, 214049845, 428099690, 437406205, 874812410, 2012068543, 4024137086, 10060342715, 20120685430]

約数ペア:

[(1, 20120685430), (2, 10060342715), (5, 4024137086), (10, 2012068543), (23, 874812410), (46, 437406205), (47, 428099690), (94, 214049845), (115, 174962482), (230, 87481241), (235, 85619938), (470, 42809969), (1081, 18613030), (2162, 9306515), (5405, 3722606), (10810, 1861303)]