11161780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 27248256

約数和(自身を除く): 16086476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1307, 1708, 2135, 2614, 4270, 5228, 6535, 8540, 9149, 13070, 18298, 26140, 36596, 45745, 79727, 91490, 159454, 182980, 318908, 398635, 558089, 797270, 1116178, 1594540, 2232356, 2790445, 5580890, 11161780]

約数ペア:

[(1, 11161780), (2, 5580890), (4, 2790445), (5, 2232356), (7, 1594540), (10, 1116178), (14, 797270), (20, 558089), (28, 398635), (35, 318908), (61, 182980), (70, 159454), (122, 91490), (140, 79727), (244, 45745), (305, 36596), (427, 26140), (610, 18298), (854, 13070), (1220, 9149), (1307, 8540), (1708, 6535), (2135, 5228), (2614, 4270)]