20121008510

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1\times {\mathrm{823}}^1$

素因数の和:1329

約数の個数: 64

約数和(自身を含む): 37304022528

約数和(自身を除く): 17183014018

約数列:

[1, 2, 5, 10, 53, 106, 163, 265, 283, 326, 530, 566, 815, 823, 1415, 1630, 1646, 2830, 4115, 8230, 8639, 14999, 17278, 29998, 43195, 43619, 46129, 74995, 86390, 87238, 92258, 134149, 149990, 218095, 230645, 232909, 268298, 436190, 461290, 465818, 670745, 1164545, 1341490, 2329090, 2444837, 4889674, 7109897, 12224185, 12344177, 14219794, 24448370, 24688354, 35549485, 37964167, 61720885, 71098970, 75928334, 123441770, 189820835, 379641670, 2012100851, 4024201702, 10060504255, 20121008510]

約数ペア:

[(1, 20121008510), (2, 10060504255), (5, 4024201702), (10, 2012100851), (53, 379641670), (106, 189820835), (163, 123441770), (265, 75928334), (283, 71098970), (326, 61720885), (530, 37964167), (566, 35549485), (815, 24688354), (823, 24448370), (1415, 14219794), (1630, 12344177), (1646, 12224185), (2830, 7109897), (4115, 4889674), (8230, 2444837), (8639, 2329090), (14999, 1341490), (17278, 1164545), (29998, 670745), (43195, 465818), (43619, 461290), (46129, 436190), (74995, 268298), (86390, 232909), (87238, 230645), (92258, 218095), (134149, 149990)]