13860640

素因数分解:

$2^5\times 5^1\times {\mathrm{86629}}^1$

素因数の和:86644

約数の個数: 24

約数和(自身を含む): 32746140

約数和(自身を除く): 18885500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 86629, 173258, 346516, 433145, 693032, 866290, 1386064, 1732580, 2772128, 3465160, 6930320, 13860640]

約数ペア:

[(1, 13860640), (2, 6930320), (4, 3465160), (5, 2772128), (8, 1732580), (10, 1386064), (16, 866290), (20, 693032), (32, 433145), (40, 346516), (80, 173258), (160, 86629)]