20170077640

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{744833}}^1$

素因数の和:745521

約数の個数: 32

約数和(自身を含む): 45449770680

約数和(自身を除く): 25279693040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3385, 5416, 6770, 13540, 27080, 744833, 1489666, 2979332, 3724165, 5958664, 7448330, 14896660, 29793320, 504251941, 1008503882, 2017007764, 2521259705, 4034015528, 5042519410, 10085038820, 20170077640]

約数ペア:

[(1, 20170077640), (2, 10085038820), (4, 5042519410), (5, 4034015528), (8, 2521259705), (10, 2017007764), (20, 1008503882), (40, 504251941), (677, 29793320), (1354, 14896660), (2708, 7448330), (3385, 5958664), (5416, 3724165), (6770, 2979332), (13540, 1489666), (27080, 744833)]