2624840

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 5952960

約数和(自身を除く): 3328120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 311, 422, 622, 844, 1055, 1244, 1555, 1688, 2110, 2488, 3110, 4220, 6220, 8440, 12440, 65621, 131242, 262484, 328105, 524968, 656210, 1312420, 2624840]

約数ペア:

[(1, 2624840), (2, 1312420), (4, 656210), (5, 524968), (8, 328105), (10, 262484), (20, 131242), (40, 65621), (211, 12440), (311, 8440), (422, 6220), (622, 4220), (844, 3110), (1055, 2488), (1244, 2110), (1555, 1688)]