2855280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11897}}^1$

素因数の和:11913

約数の個数: 40

約数和(自身を含む): 8852112

約数和(自身を除く): 5996832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 11897, 23794, 35691, 47588, 59485, 71382, 95176, 118970, 142764, 178455, 190352, 237940, 285528, 356910, 475880, 571056, 713820, 951760, 1427640, 2855280]

約数ペア:

[(1, 2855280), (2, 1427640), (3, 951760), (4, 713820), (5, 571056), (6, 475880), (8, 356910), (10, 285528), (12, 237940), (15, 190352), (16, 178455), (20, 142764), (24, 118970), (30, 95176), (40, 71382), (48, 59485), (60, 47588), (80, 35691), (120, 23794), (240, 11897)]