40390438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79823}}^1$

素因数の和:79859

約数の個数: 16

約数和(自身を含む): 68967936

約数和(自身を除く): 28577498

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 79823, 159646, 878053, 1756106, 1835929, 3671858, 20195219, 40390438]

約数ペア:

[(1, 40390438), (2, 20195219), (11, 3671858), (22, 1835929), (23, 1756106), (46, 878053), (253, 159646), (506, 79823)]