12267760

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1723}}^1$

素因数の和:1825

約数の個数: 40

約数和(自身を含む): 28859760

約数和(自身を除く): 16592000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1723, 1780, 3446, 3560, 6892, 7120, 8615, 13784, 17230, 27568, 34460, 68920, 137840, 153347, 306694, 613388, 766735, 1226776, 1533470, 2453552, 3066940, 6133880, 12267760]

約数ペア:

[(1, 12267760), (2, 6133880), (4, 3066940), (5, 2453552), (8, 1533470), (10, 1226776), (16, 766735), (20, 613388), (40, 306694), (80, 153347), (89, 137840), (178, 68920), (356, 34460), (445, 27568), (712, 17230), (890, 13784), (1424, 8615), (1723, 7120), (1780, 6892), (3446, 3560)]