13898960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2531

約数の個数: 40

約数和(自身を含む): 32783616

約数和(自身を除く): 18884656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2447, 2840, 4894, 5680, 9788, 12235, 19576, 24470, 39152, 48940, 97880, 173737, 195760, 347474, 694948, 868685, 1389896, 1737370, 2779792, 3474740, 6949480, 13898960]

約数ペア:

[(1, 13898960), (2, 6949480), (4, 3474740), (5, 2779792), (8, 1737370), (10, 1389896), (16, 868685), (20, 694948), (40, 347474), (71, 195760), (80, 173737), (142, 97880), (284, 48940), (355, 39152), (568, 24470), (710, 19576), (1136, 12235), (1420, 9788), (2447, 5680), (2840, 4894)]