12169400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 28725840

約数和(自身を除く): 16556440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 857, 1420, 1714, 1775, 2840, 3428, 3550, 4285, 6856, 7100, 8570, 14200, 17140, 21425, 34280, 42850, 60847, 85700, 121694, 171400, 243388, 304235, 486776, 608470, 1216940, 1521175, 2433880, 3042350, 6084700, 12169400]

約数ペア:

[(1, 12169400), (2, 6084700), (4, 3042350), (5, 2433880), (8, 1521175), (10, 1216940), (20, 608470), (25, 486776), (40, 304235), (50, 243388), (71, 171400), (100, 121694), (142, 85700), (200, 60847), (284, 42850), (355, 34280), (568, 21425), (710, 17140), (857, 14200), (1420, 8570), (1714, 7100), (1775, 6856), (2840, 4285), (3428, 3550)]