2254420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{16103}}^1$

素因数の和:16119

約数の個数: 24

約数和(自身を含む): 5410944

約数和(自身を除く): 3156524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 16103, 32206, 64412, 80515, 112721, 161030, 225442, 322060, 450884, 563605, 1127210, 2254420]

約数ペア:

[(1, 2254420), (2, 1127210), (4, 563605), (5, 450884), (7, 322060), (10, 225442), (14, 161030), (20, 112721), (28, 80515), (35, 64412), (70, 32206), (140, 16103)]