20110513930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2549}}^1\times {\mathrm{60689}}^1$

素因数の和:63258

約数の個数: 32

約数和(自身を含む): 38999394000

約数和(自身を除く): 18888880070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2549, 5098, 12745, 25490, 33137, 60689, 66274, 121378, 165685, 303445, 331370, 606890, 788957, 1577914, 3944785, 7889570, 154696261, 309392522, 773481305, 1546962610, 2011051393, 4022102786, 10055256965, 20110513930]

約数ペア:

[(1, 20110513930), (2, 10055256965), (5, 4022102786), (10, 2011051393), (13, 1546962610), (26, 773481305), (65, 309392522), (130, 154696261), (2549, 7889570), (5098, 3944785), (12745, 1577914), (25490, 788957), (33137, 606890), (60689, 331370), (66274, 303445), (121378, 165685)]