16231520

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 38601360

約数和(自身を除く): 22369840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 443, 458, 886, 916, 1145, 1772, 1832, 2215, 2290, 3544, 3664, 4430, 4580, 7088, 7328, 8860, 9160, 14176, 17720, 18320, 35440, 36640, 70880, 101447, 202894, 405788, 507235, 811576, 1014470, 1623152, 2028940, 3246304, 4057880, 8115760, 16231520]

約数ペア:

[(1, 16231520), (2, 8115760), (4, 4057880), (5, 3246304), (8, 2028940), (10, 1623152), (16, 1014470), (20, 811576), (32, 507235), (40, 405788), (80, 202894), (160, 101447), (229, 70880), (443, 36640), (458, 35440), (886, 18320), (916, 17720), (1145, 14176), (1772, 9160), (1832, 8860), (2215, 7328), (2290, 7088), (3544, 4580), (3664, 4430)]