1016240

素因数分解:

$2^4\times 5^1\times {\mathrm{12703}}^1$

素因数の和:12716

約数の個数: 20

約数和(自身を含む): 2362944

約数和(自身を除く): 1346704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12703, 25406, 50812, 63515, 101624, 127030, 203248, 254060, 508120, 1016240]

約数ペア:

[(1, 1016240), (2, 508120), (4, 254060), (5, 203248), (8, 127030), (10, 101624), (16, 63515), (20, 50812), (40, 25406), (80, 12703)]