2456900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:404

約数の個数: 36

約数和(自身を含む): 5416320

約数和(自身を除く): 2959420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 311, 316, 395, 622, 790, 1244, 1555, 1580, 1975, 3110, 3950, 6220, 7775, 7900, 15550, 24569, 31100, 49138, 98276, 122845, 245690, 491380, 614225, 1228450, 2456900]

約数ペア:

[(1, 2456900), (2, 1228450), (4, 614225), (5, 491380), (10, 245690), (20, 122845), (25, 98276), (50, 49138), (79, 31100), (100, 24569), (158, 15550), (311, 7900), (316, 7775), (395, 6220), (622, 3950), (790, 3110), (1244, 1975), (1555, 1580)]