87982340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{141907}}^1$

素因数の和:141947

約数の個数: 24

約数和(自身を含む): 190724352

約数和(自身を除く): 102742012

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 141907, 283814, 567628, 709535, 1419070, 2838140, 4399117, 8798234, 17596468, 21995585, 43991170, 87982340]

約数ペア:

[(1, 87982340), (2, 43991170), (4, 21995585), (5, 17596468), (10, 8798234), (20, 4399117), (31, 2838140), (62, 1419070), (124, 709535), (155, 567628), (310, 283814), (620, 141907)]