481880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 1239840

約数和(自身を除く): 757960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1721, 3442, 6884, 8605, 12047, 13768, 17210, 24094, 34420, 48188, 60235, 68840, 96376, 120470, 240940, 481880]

約数ペア:

[(1, 481880), (2, 240940), (4, 120470), (5, 96376), (7, 68840), (8, 60235), (10, 48188), (14, 34420), (20, 24094), (28, 17210), (35, 13768), (40, 12047), (56, 8605), (70, 6884), (140, 3442), (280, 1721)]