6780560

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 15909696

約数和(自身を除く): 9129136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 647, 655, 1048, 1294, 1310, 2096, 2588, 2620, 3235, 5176, 5240, 6470, 10352, 10480, 12940, 25880, 51760, 84757, 169514, 339028, 423785, 678056, 847570, 1356112, 1695140, 3390280, 6780560]

約数ペア:

[(1, 6780560), (2, 3390280), (4, 1695140), (5, 1356112), (8, 847570), (10, 678056), (16, 423785), (20, 339028), (40, 169514), (80, 84757), (131, 51760), (262, 25880), (524, 12940), (647, 10480), (655, 10352), (1048, 6470), (1294, 5240), (1310, 5176), (2096, 3235), (2588, 2620)]