7398860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1289}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 18204480

約数和(自身を除く): 10805620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1289, 1435, 2578, 2870, 5156, 5740, 6445, 9023, 12890, 18046, 25780, 36092, 45115, 52849, 90230, 105698, 180460, 211396, 264245, 369943, 528490, 739886, 1056980, 1479772, 1849715, 3699430, 7398860]

約数ペア:

[(1, 7398860), (2, 3699430), (4, 1849715), (5, 1479772), (7, 1056980), (10, 739886), (14, 528490), (20, 369943), (28, 264245), (35, 211396), (41, 180460), (70, 105698), (82, 90230), (140, 52849), (164, 45115), (205, 36092), (287, 25780), (410, 18046), (574, 12890), (820, 9023), (1148, 6445), (1289, 5740), (1435, 5156), (2578, 2870)]