12974320

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1417

約数の個数: 40

約数和(自身を含む): 30426624

約数和(自身を除く): 17452304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 1277, 2032, 2540, 2554, 5080, 5108, 6385, 10160, 10216, 12770, 20432, 25540, 51080, 102160, 162179, 324358, 648716, 810895, 1297432, 1621790, 2594864, 3243580, 6487160, 12974320]

約数ペア:

[(1, 12974320), (2, 6487160), (4, 3243580), (5, 2594864), (8, 1621790), (10, 1297432), (16, 810895), (20, 648716), (40, 324358), (80, 162179), (127, 102160), (254, 51080), (508, 25540), (635, 20432), (1016, 12770), (1270, 10216), (1277, 10160), (2032, 6385), (2540, 5108), (2554, 5080)]