12496820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3881}}^1$

素因数の和:3920

約数の個数: 48

約数和(自身を含む): 31304448

約数和(自身を除く): 18807628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 3881, 7762, 15524, 19405, 27167, 38810, 54334, 77620, 89263, 108668, 135835, 178526, 271670, 357052, 446315, 543340, 624841, 892630, 1249682, 1785260, 2499364, 3124205, 6248410, 12496820]

約数ペア:

[(1, 12496820), (2, 6248410), (4, 3124205), (5, 2499364), (7, 1785260), (10, 1249682), (14, 892630), (20, 624841), (23, 543340), (28, 446315), (35, 357052), (46, 271670), (70, 178526), (92, 135835), (115, 108668), (140, 89263), (161, 77620), (230, 54334), (322, 38810), (460, 27167), (644, 19405), (805, 15524), (1610, 7762), (3220, 3881)]