4289420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5231}}^1$

素因数の和:5281

約数の個数: 24

約数和(自身を含む): 9229248

約数和(自身を除く): 4939828

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 5231, 10462, 20924, 26155, 52310, 104620, 214471, 428942, 857884, 1072355, 2144710, 4289420]

約数ペア:

[(1, 4289420), (2, 2144710), (4, 1072355), (5, 857884), (10, 428942), (20, 214471), (41, 104620), (82, 52310), (164, 26155), (205, 20924), (410, 10462), (820, 5231)]