40507438

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{751}}^1$

素因数の和:1083

約数の個数: 16

約数和(自身を含む): 61588800

約数和(自身を除く): 21081362

約数列:

[1, 2, 149, 181, 298, 362, 751, 1502, 26969, 53938, 111899, 135931, 223798, 271862, 20253719, 40507438]

約数ペア:

[(1, 40507438), (2, 20253719), (149, 271862), (181, 223798), (298, 135931), (362, 111899), (751, 53938), (1502, 26969)]