390253630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42281}}^1$

素因数の和:42372

約数の個数: 32

約数和(自身を含む): 767164608

約数和(自身を除く): 376910978

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 42281, 84562, 211405, 422810, 549653, 1099306, 2748265, 3001951, 5496530, 6003902, 15009755, 30019510, 39025363, 78050726, 195126815, 390253630]

約数ペア:

[(1, 390253630), (2, 195126815), (5, 78050726), (10, 39025363), (13, 30019510), (26, 15009755), (65, 6003902), (71, 5496530), (130, 3001951), (142, 2748265), (355, 1099306), (710, 549653), (923, 422810), (1846, 211405), (4615, 84562), (9230, 42281)]