11179640

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1039}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 25272000

約数和(自身を除く): 14092360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1039, 1076, 1345, 2078, 2152, 2690, 4156, 5195, 5380, 8312, 10390, 10760, 20780, 41560, 279491, 558982, 1117964, 1397455, 2235928, 2794910, 5589820, 11179640]

約数ペア:

[(1, 11179640), (2, 5589820), (4, 2794910), (5, 2235928), (8, 1397455), (10, 1117964), (20, 558982), (40, 279491), (269, 41560), (538, 20780), (1039, 10760), (1076, 10390), (1345, 8312), (2078, 5380), (2152, 5195), (2690, 4156)]