7940420930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61080161}}^1$

素因数の和:61080181

約数の個数: 16

約数和(自身を含む): 15392200824

約数和(自身を除く): 7451779894

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 61080161, 122160322, 305400805, 610801610, 794042093, 1588084186, 3970210465, 7940420930]

約数ペア:

[(1, 7940420930), (2, 3970210465), (5, 1588084186), (10, 794042093), (13, 610801610), (26, 305400805), (65, 122160322), (130, 61080161)]