86751580

素因数分解:

$2^2\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{2917}}^1$

素因数の和:4413

約数の個数: 24

約数和(自身を含む): 182363328

約数和(自身を除く): 95611748

約数列:

[1, 2, 4, 5, 10, 20, 1487, 2917, 2974, 5834, 5948, 7435, 11668, 14585, 14870, 29170, 29740, 58340, 4337579, 8675158, 17350316, 21687895, 43375790, 86751580]

約数ペア:

[(1, 86751580), (2, 43375790), (4, 21687895), (5, 17350316), (10, 8675158), (20, 4337579), (1487, 58340), (2917, 29740), (2974, 29170), (5834, 14870), (5948, 14585), (7435, 11668)]