7989198340

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1\times {\mathrm{4507}}^1$

素因数の和:5116

約数の個数: 48

約数和(自身を含む): 16894829952

約数和(自身を除く): 8905631612

約数列:

[1, 2, 4, 5, 10, 20, 263, 337, 526, 674, 1052, 1315, 1348, 1685, 2630, 3370, 4507, 5260, 6740, 9014, 18028, 22535, 45070, 88631, 90140, 177262, 354524, 443155, 886310, 1185341, 1518859, 1772620, 2370682, 3037718, 4741364, 5926705, 6075436, 7594295, 11853410, 15188590, 23706820, 30377180, 399459917, 798919834, 1597839668, 1997299585, 3994599170, 7989198340]

約数ペア:

[(1, 7989198340), (2, 3994599170), (4, 1997299585), (5, 1597839668), (10, 798919834), (20, 399459917), (263, 30377180), (337, 23706820), (526, 15188590), (674, 11853410), (1052, 7594295), (1315, 6075436), (1348, 5926705), (1685, 4741364), (2630, 3037718), (3370, 2370682), (4507, 1772620), (5260, 1518859), (6740, 1185341), (9014, 886310), (18028, 443155), (22535, 354524), (45070, 177262), (88631, 90140)]