140986610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{2089}}^1$

素因数の和:2510

約数の個数: 32

約数和(自身を含む): 269509680

約数和(自身を除く): 128523070

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 397, 794, 1985, 2089, 3970, 4178, 6749, 10445, 13498, 20890, 33745, 35513, 67490, 71026, 177565, 355130, 829333, 1658666, 4146665, 8293330, 14098661, 28197322, 70493305, 140986610]

約数ペア:

[(1, 140986610), (2, 70493305), (5, 28197322), (10, 14098661), (17, 8293330), (34, 4146665), (85, 1658666), (170, 829333), (397, 355130), (794, 177565), (1985, 71026), (2089, 67490), (3970, 35513), (4178, 33745), (6749, 20890), (10445, 13498)]