455521640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{232409}}^1$

素因数の和:232434

約数の個数: 48

約数和(自身を含む): 1192263300

約数和(自身を除く): 736741660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 232409, 464818, 929636, 1162045, 1626863, 1859272, 2324090, 3253726, 4648180, 6507452, 8134315, 9296360, 11388041, 13014904, 16268630, 22776082, 32537260, 45552164, 56940205, 65074520, 91104328, 113880410, 227760820, 455521640]

約数ペア:

[(1, 455521640), (2, 227760820), (4, 113880410), (5, 91104328), (7, 65074520), (8, 56940205), (10, 45552164), (14, 32537260), (20, 22776082), (28, 16268630), (35, 13014904), (40, 11388041), (49, 9296360), (56, 8134315), (70, 6507452), (98, 4648180), (140, 3253726), (196, 2324090), (245, 1859272), (280, 1626863), (392, 1162045), (490, 929636), (980, 464818), (1960, 232409)]