220125040

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{9391}}^1$

素因数の和:9697

約数の個数: 40

約数和(自身を含む): 513592128

約数和(自身を除く): 293467088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1465, 2344, 2930, 4688, 5860, 9391, 11720, 18782, 23440, 37564, 46955, 75128, 93910, 150256, 187820, 375640, 751280, 2751563, 5503126, 11006252, 13757815, 22012504, 27515630, 44025008, 55031260, 110062520, 220125040]

約数ペア:

[(1, 220125040), (2, 110062520), (4, 55031260), (5, 44025008), (8, 27515630), (10, 22012504), (16, 13757815), (20, 11006252), (40, 5503126), (80, 2751563), (293, 751280), (586, 375640), (1172, 187820), (1465, 150256), (2344, 93910), (2930, 75128), (4688, 46955), (5860, 37564), (9391, 23440), (11720, 18782)]