2698040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1823}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 6238080

約数和(自身を除く): 3540040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1823, 3646, 7292, 9115, 14584, 18230, 36460, 67451, 72920, 134902, 269804, 337255, 539608, 674510, 1349020, 2698040]

約数ペア:

[(1, 2698040), (2, 1349020), (4, 674510), (5, 539608), (8, 337255), (10, 269804), (20, 134902), (37, 72920), (40, 67451), (74, 36460), (148, 18230), (185, 14584), (296, 9115), (370, 7292), (740, 3646), (1480, 1823)]