16101880

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4523}}^1$

素因数の和:4623

約数の個数: 32

約数和(自身を含む): 36644400

約数和(自身を除く): 20542520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 4523, 9046, 18092, 22615, 36184, 45230, 90460, 180920, 402547, 805094, 1610188, 2012735, 3220376, 4025470, 8050940, 16101880]

約数ペア:

[(1, 16101880), (2, 8050940), (4, 4025470), (5, 3220376), (8, 2012735), (10, 1610188), (20, 805094), (40, 402547), (89, 180920), (178, 90460), (356, 45230), (445, 36184), (712, 22615), (890, 18092), (1780, 9046), (3560, 4523)]