126789040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{226409}}^1$

素因数の和:226429

約数の個数: 40

約数和(自身を含む): 336898080

約数和(自身を除く): 210109040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 226409, 452818, 905636, 1132045, 1584863, 1811272, 2264090, 3169726, 3622544, 4528180, 6339452, 7924315, 9056360, 12678904, 15848630, 18112720, 25357808, 31697260, 63394520, 126789040]

約数ペア:

[(1, 126789040), (2, 63394520), (4, 31697260), (5, 25357808), (7, 18112720), (8, 15848630), (10, 12678904), (14, 9056360), (16, 7924315), (20, 6339452), (28, 4528180), (35, 3622544), (40, 3169726), (56, 2264090), (70, 1811272), (80, 1584863), (112, 1132045), (140, 905636), (280, 452818), (560, 226409)]