39078064

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{40039}}^1$

素因数の和:40108

約数の個数: 20

約数和(自身を含む): 76956880

約数和(自身を除く): 37878816

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 40039, 80078, 160156, 320312, 640624, 2442379, 4884758, 9769516, 19539032, 39078064]

約数ペア:

[(1, 39078064), (2, 19539032), (4, 9769516), (8, 4884758), (16, 2442379), (61, 640624), (122, 320312), (244, 160156), (488, 80078), (976, 40039)]