39840836

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2179}}^1$

素因数の和:2843

約数の個数: 24

約数和(自身を含む): 79840320

約数和(自身を除く): 39999484

約数列:

[1, 2, 4, 7, 14, 28, 653, 1306, 2179, 2612, 4358, 4571, 8716, 9142, 15253, 18284, 30506, 61012, 1422887, 2845774, 5691548, 9960209, 19920418, 39840836]

約数ペア:

[(1, 39840836), (2, 19920418), (4, 9960209), (7, 5691548), (14, 2845774), (28, 1422887), (653, 61012), (1306, 30506), (2179, 18284), (2612, 15253), (4358, 9142), (4571, 8716)]