1299080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 2989440

約数和(自身を除く): 1690360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 691, 940, 1382, 1880, 2764, 3455, 5528, 6910, 13820, 27640, 32477, 64954, 129908, 162385, 259816, 324770, 649540, 1299080]

約数ペア:

[(1, 1299080), (2, 649540), (4, 324770), (5, 259816), (8, 162385), (10, 129908), (20, 64954), (40, 32477), (47, 27640), (94, 13820), (188, 6910), (235, 5528), (376, 3455), (470, 2764), (691, 1880), (940, 1382)]