439666780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{76597}}^1$

素因数の和:76654

約数の個数: 48

約数和(自身を含む): 1080950976

約数和(自身を除く): 641284196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 76597, 153194, 306388, 382985, 536179, 765970, 1072358, 1531940, 2144716, 2680895, 3140477, 5361790, 6280954, 10723580, 12561908, 15702385, 21983339, 31404770, 43966678, 62809540, 87933356, 109916695, 219833390, 439666780]

約数ペア:

[(1, 439666780), (2, 219833390), (4, 109916695), (5, 87933356), (7, 62809540), (10, 43966678), (14, 31404770), (20, 21983339), (28, 15702385), (35, 12561908), (41, 10723580), (70, 6280954), (82, 5361790), (140, 3140477), (164, 2680895), (205, 2144716), (287, 1531940), (410, 1072358), (574, 765970), (820, 536179), (1148, 382985), (1435, 306388), (2870, 153194), (5740, 76597)]