6840020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31091}}^1$

素因数の和:31111

約数の個数: 24

約数和(自身を含む): 15670368

約数和(自身を除く): 8830348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 31091, 62182, 124364, 155455, 310910, 342001, 621820, 684002, 1368004, 1710005, 3420010, 6840020]

約数ペア:

[(1, 6840020), (2, 3420010), (4, 1710005), (5, 1368004), (10, 684002), (11, 621820), (20, 342001), (22, 310910), (44, 155455), (55, 124364), (110, 62182), (220, 31091)]