210920120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229261}}^1$

素因数の和:229295

約数の個数: 32

約数和(自身を含む): 495205920

約数和(自身を除く): 284285800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 229261, 458522, 917044, 1146305, 1834088, 2292610, 4585220, 5273003, 9170440, 10546006, 21092012, 26365015, 42184024, 52730030, 105460060, 210920120]

約数ペア:

[(1, 210920120), (2, 105460060), (4, 52730030), (5, 42184024), (8, 26365015), (10, 21092012), (20, 10546006), (23, 9170440), (40, 5273003), (46, 4585220), (92, 2292610), (115, 1834088), (184, 1146305), (230, 917044), (460, 458522), (920, 229261)]