71068340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{507631}}^1$

素因数の和:507647

約数の個数: 24

約数和(自身を含む): 170564352

約数和(自身を除く): 99496012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 507631, 1015262, 2030524, 2538155, 3553417, 5076310, 7106834, 10152620, 14213668, 17767085, 35534170, 71068340]

約数ペア:

[(1, 71068340), (2, 35534170), (4, 17767085), (5, 14213668), (7, 10152620), (10, 7106834), (14, 5076310), (20, 3553417), (28, 2538155), (35, 2030524), (70, 1015262), (140, 507631)]