7963340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5171}}^1$

素因数の和:5198

約数の個数: 48

約数和(自身を含む): 20853504

約数和(自身を除く): 12890164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5171, 10342, 20684, 25855, 36197, 51710, 56881, 72394, 103420, 113762, 144788, 180985, 227524, 284405, 361970, 398167, 568810, 723940, 796334, 1137620, 1592668, 1990835, 3981670, 7963340]

約数ペア:

[(1, 7963340), (2, 3981670), (4, 1990835), (5, 1592668), (7, 1137620), (10, 796334), (11, 723940), (14, 568810), (20, 398167), (22, 361970), (28, 284405), (35, 227524), (44, 180985), (55, 144788), (70, 113762), (77, 103420), (110, 72394), (140, 56881), (154, 51710), (220, 36197), (308, 25855), (385, 20684), (770, 10342), (1540, 5171)]