320411644

素因数分解:

$2^2\times 7^1\times {\mathrm{2539}}^1\times {\mathrm{4507}}^1$

素因数の和:7057

約数の個数: 24

約数和(自身を含む): 641217920

約数和(自身を除く): 320806276

約数列:

[1, 2, 4, 7, 14, 28, 2539, 4507, 5078, 9014, 10156, 17773, 18028, 31549, 35546, 63098, 71092, 126196, 11443273, 22886546, 45773092, 80102911, 160205822, 320411644]

約数ペア:

[(1, 320411644), (2, 160205822), (4, 80102911), (7, 45773092), (14, 22886546), (28, 11443273), (2539, 126196), (4507, 71092), (5078, 63098), (9014, 35546), (10156, 31549), (17773, 18028)]