1963340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 4173120

約数和(自身を除く): 2209780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1103, 1780, 2206, 4412, 5515, 11030, 22060, 98167, 196334, 392668, 490835, 981670, 1963340]

約数ペア:

[(1, 1963340), (2, 981670), (4, 490835), (5, 392668), (10, 196334), (20, 98167), (89, 22060), (178, 11030), (356, 5515), (445, 4412), (890, 2206), (1103, 1780)]