8315380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 19017936

約数和(自身を除く): 10702556

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 661, 740, 1258, 1322, 2516, 2644, 3145, 3305, 6290, 6610, 11237, 12580, 13220, 22474, 24457, 44948, 48914, 56185, 97828, 112370, 122285, 224740, 244570, 415769, 489140, 831538, 1663076, 2078845, 4157690, 8315380]

約数ペア:

[(1, 8315380), (2, 4157690), (4, 2078845), (5, 1663076), (10, 831538), (17, 489140), (20, 415769), (34, 244570), (37, 224740), (68, 122285), (74, 112370), (85, 97828), (148, 56185), (170, 48914), (185, 44948), (340, 24457), (370, 22474), (629, 13220), (661, 12580), (740, 11237), (1258, 6610), (1322, 6290), (2516, 3305), (2644, 3145)]