2021869910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{82559}}^1$

素因数の和:82676

約数の個数: 32

約数和(自身を含む): 3804364800

約数和(自身を除く): 1782494890

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2449, 4898, 12245, 24490, 82559, 165118, 412795, 825590, 2559329, 5118658, 6522161, 12796645, 13044322, 25593290, 32610805, 65221610, 202186991, 404373982, 1010934955, 2021869910]

約数ペア:

[(1, 2021869910), (2, 1010934955), (5, 404373982), (10, 202186991), (31, 65221610), (62, 32610805), (79, 25593290), (155, 13044322), (158, 12796645), (310, 6522161), (395, 5118658), (790, 2559329), (2449, 825590), (4898, 412795), (12245, 165118), (24490, 82559)]