20064889780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{929791}}^1$

素因数の和:929896

約数の個数: 48

約数和(自身を含む): 45924286464

約数和(自身を除く): 25859396684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 21580, 929791, 1859582, 3719164, 4648955, 9297910, 12087283, 18595820, 24174566, 48349132, 60436415, 77172653, 120872830, 154345306, 241745660, 308690612, 385863265, 771726530, 1003244489, 1543453060, 2006488978, 4012977956, 5016222445, 10032444890, 20064889780]

約数ペア:

[(1, 20064889780), (2, 10032444890), (4, 5016222445), (5, 4012977956), (10, 2006488978), (13, 1543453060), (20, 1003244489), (26, 771726530), (52, 385863265), (65, 308690612), (83, 241745660), (130, 154345306), (166, 120872830), (260, 77172653), (332, 60436415), (415, 48349132), (830, 24174566), (1079, 18595820), (1660, 12087283), (2158, 9297910), (4316, 4648955), (5395, 3719164), (10790, 1859582), (21580, 929791)]