42851240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12907}}^1$

素因数の和:13001

約数の個数: 32

約数和(自身を含む): 97584480

約数和(自身を除く): 54733240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 12907, 25814, 51628, 64535, 103256, 129070, 258140, 516280, 1071281, 2142562, 4285124, 5356405, 8570248, 10712810, 21425620, 42851240]

約数ペア:

[(1, 42851240), (2, 21425620), (4, 10712810), (5, 8570248), (8, 5356405), (10, 4285124), (20, 2142562), (40, 1071281), (83, 516280), (166, 258140), (332, 129070), (415, 103256), (664, 64535), (830, 51628), (1660, 25814), (3320, 12907)]