4453420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5431}}^1$

素因数の和:5481

約数の個数: 24

約数和(自身を含む): 9582048

約数和(自身を除く): 5128628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 5431, 10862, 21724, 27155, 54310, 108620, 222671, 445342, 890684, 1113355, 2226710, 4453420]

約数ペア:

[(1, 4453420), (2, 2226710), (4, 1113355), (5, 890684), (10, 445342), (20, 222671), (41, 108620), (82, 54310), (164, 27155), (205, 21724), (410, 10862), (820, 5431)]