1491760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 3593520

約数和(自身を除く): 2101760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 643, 1160, 1286, 2320, 2572, 3215, 5144, 6430, 10288, 12860, 18647, 25720, 37294, 51440, 74588, 93235, 149176, 186470, 298352, 372940, 745880, 1491760]

約数ペア:

[(1, 1491760), (2, 745880), (4, 372940), (5, 298352), (8, 186470), (10, 149176), (16, 93235), (20, 74588), (29, 51440), (40, 37294), (58, 25720), (80, 18647), (116, 12860), (145, 10288), (232, 6430), (290, 5144), (464, 3215), (580, 2572), (643, 2320), (1160, 1286)]