13989680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5641}}^1$

素因数の和:5685

約数の個数: 40

約数和(自身を含む): 33581184

約数和(自身を除く): 19591504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5641, 11282, 22564, 28205, 45128, 56410, 90256, 112820, 174871, 225640, 349742, 451280, 699484, 874355, 1398968, 1748710, 2797936, 3497420, 6994840, 13989680]

約数ペア:

[(1, 13989680), (2, 6994840), (4, 3497420), (5, 2797936), (8, 1748710), (10, 1398968), (16, 874355), (20, 699484), (31, 451280), (40, 349742), (62, 225640), (80, 174871), (124, 112820), (155, 90256), (248, 56410), (310, 45128), (496, 28205), (620, 22564), (1240, 11282), (2480, 5641)]