7646945180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{80681}}^1$

素因数の和:81374

約数の個数: 48

約数和(自身を含む): 18380005056

約数和(自身を除く): 10733059876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 1354, 2708, 3385, 4739, 6770, 9478, 13540, 18956, 23695, 47390, 80681, 94780, 161362, 322724, 403405, 564767, 806810, 1129534, 1613620, 2259068, 2823835, 5647670, 11295340, 54621037, 109242074, 218484148, 273105185, 382347259, 546210370, 764694518, 1092420740, 1529389036, 1911736295, 3823472590, 7646945180]

約数ペア:

[(1, 7646945180), (2, 3823472590), (4, 1911736295), (5, 1529389036), (7, 1092420740), (10, 764694518), (14, 546210370), (20, 382347259), (28, 273105185), (35, 218484148), (70, 109242074), (140, 54621037), (677, 11295340), (1354, 5647670), (2708, 2823835), (3385, 2259068), (4739, 1613620), (6770, 1129534), (9478, 806810), (13540, 564767), (18956, 403405), (23695, 322724), (47390, 161362), (80681, 94780)]