40021342

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{1489}}^1$

素因数の和:1731

約数の個数: 16

約数和(自身を含む): 61149600

約数和(自身を除く): 21128258

約数列:

[1, 2, 89, 151, 178, 302, 1489, 2978, 13439, 26878, 132521, 224839, 265042, 449678, 20010671, 40021342]

約数ペア:

[(1, 40021342), (2, 20010671), (89, 449678), (151, 265042), (178, 224839), (302, 132521), (1489, 26878), (2978, 13439)]