16315480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4583}}^1$

素因数の和:4683

約数の個数: 32

約数和(自身を含む): 37130400

約数和(自身を除く): 20814920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 4583, 9166, 18332, 22915, 36664, 45830, 91660, 183320, 407887, 815774, 1631548, 2039435, 3263096, 4078870, 8157740, 16315480]

約数ペア:

[(1, 16315480), (2, 8157740), (4, 4078870), (5, 3263096), (8, 2039435), (10, 1631548), (20, 815774), (40, 407887), (89, 183320), (178, 91660), (356, 45830), (445, 36664), (712, 22915), (890, 18332), (1780, 9166), (3560, 4583)]