13884760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4889}}^1$

素因数の和:4971

約数の個数: 32

約数和(自身を含む): 31687200

約数和(自身を除く): 17802440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4889, 9778, 19556, 24445, 39112, 48890, 97780, 195560, 347119, 694238, 1388476, 1735595, 2776952, 3471190, 6942380, 13884760]

約数ペア:

[(1, 13884760), (2, 6942380), (4, 3471190), (5, 2776952), (8, 1735595), (10, 1388476), (20, 694238), (40, 347119), (71, 195560), (142, 97780), (284, 48890), (355, 39112), (568, 24445), (710, 19556), (1420, 9778), (2840, 4889)]