2020440112

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{406037}}^1$

素因数の和:406356

約数の個数: 20

約数和(自身を含む): 3927199536

約数和(自身を除く): 1906759424

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 406037, 812074, 1624148, 3248296, 6496592, 126277507, 252555014, 505110028, 1010220056, 2020440112]

約数ペア:

[(1, 2020440112), (2, 1010220056), (4, 505110028), (8, 252555014), (16, 126277507), (311, 6496592), (622, 3248296), (1244, 1624148), (2488, 812074), (4976, 406037)]