40378020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{672967}}^1$

素因数の和:672979

約数の個数: 24

約数和(自身を含む): 113058624

約数和(自身を除く): 72680604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 672967, 1345934, 2018901, 2691868, 3364835, 4037802, 6729670, 8075604, 10094505, 13459340, 20189010, 40378020]

約数ペア:

[(1, 40378020), (2, 20189010), (3, 13459340), (4, 10094505), (5, 8075604), (6, 6729670), (10, 4037802), (12, 3364835), (15, 2691868), (20, 2018901), (30, 1345934), (60, 672967)]