13908880

素因数分解:

$2^4\times 5^1\times {\mathrm{173861}}^1$

素因数の和:173874

約数の個数: 20

約数和(自身を含む): 32338332

約数和(自身を除く): 18429452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173861, 347722, 695444, 869305, 1390888, 1738610, 2781776, 3477220, 6954440, 13908880]

約数ペア:

[(1, 13908880), (2, 6954440), (4, 3477220), (5, 2781776), (8, 1738610), (10, 1390888), (16, 869305), (20, 695444), (40, 347722), (80, 173861)]