940223480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{81901}}^1$

素因数の和:81960

約数の個数: 64

約数和(自身を含む): 2476716480

約数和(自身を除く): 1536493000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 81901, 163802, 327604, 409505, 573307, 655208, 819010, 1146614, 1638020, 2293228, 2866535, 3276040, 3357941, 4586456, 5733070, 6715882, 11466140, 13431764, 16789705, 22932280, 23505587, 26863528, 33579410, 47011174, 67158820, 94022348, 117527935, 134317640, 188044696, 235055870, 470111740, 940223480]

約数ペア:

[(1, 940223480), (2, 470111740), (4, 235055870), (5, 188044696), (7, 134317640), (8, 117527935), (10, 94022348), (14, 67158820), (20, 47011174), (28, 33579410), (35, 26863528), (40, 23505587), (41, 22932280), (56, 16789705), (70, 13431764), (82, 11466140), (140, 6715882), (164, 5733070), (205, 4586456), (280, 3357941), (287, 3276040), (328, 2866535), (410, 2293228), (574, 1638020), (820, 1146614), (1148, 819010), (1435, 655208), (1640, 573307), (2296, 409505), (2870, 327604), (5740, 163802), (11480, 81901)]