213887904040

素因数分解:

$2^3\times 5^1\times {\mathrm{5347197601}}^1$

素因数の和:5347197612

約数の個数: 16

約数和(自身を含む): 481247784180

約数和(自身を除く): 267359880140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5347197601, 10694395202, 21388790404, 26735988005, 42777580808, 53471976010, 106943952020, 213887904040]

約数ペア:

[(1, 213887904040), (2, 106943952020), (4, 53471976010), (5, 42777580808), (8, 26735988005), (10, 21388790404), (20, 10694395202), (40, 5347197601)]