215283910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{3559}}^1$

素因数の和:3852

約数の個数: 32

約数和(自身を含む): 406010880

約数和(自身を除く): 190726970

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 263, 526, 1315, 2630, 3559, 6049, 7118, 12098, 17795, 30245, 35590, 60490, 81857, 163714, 409285, 818570, 936017, 1872034, 4680085, 9360170, 21528391, 43056782, 107641955, 215283910]

約数ペア:

[(1, 215283910), (2, 107641955), (5, 43056782), (10, 21528391), (23, 9360170), (46, 4680085), (115, 1872034), (230, 936017), (263, 818570), (526, 409285), (1315, 163714), (2630, 81857), (3559, 60490), (6049, 35590), (7118, 30245), (12098, 17795)]