8326780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5407}}^1$

素因数の和:5434

約数の個数: 48

約数和(自身を含む): 21805056

約数和(自身を除く): 13478276

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, 5407, 10814, 21628, 27035, 37849, 54070, 59477, 75698, 108140, 118954, 151396, 189245, 237908, 297385, 378490, 416339, 594770, 756980, 832678, 1189540, 1665356, 2081695, 4163390, 8326780]

約数ペア:

[(1, 8326780), (2, 4163390), (4, 2081695), (5, 1665356), (7, 1189540), (10, 832678), (11, 756980), (14, 594770), (20, 416339), (22, 378490), (28, 297385), (35, 237908), (44, 189245), (55, 151396), (70, 118954), (77, 108140), (110, 75698), (140, 59477), (154, 54070), (220, 37849), (308, 27035), (385, 21628), (770, 10814), (1540, 5407)]