943820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 2032128

約数和(自身を除く): 1088308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1151, 2302, 4604, 5755, 11510, 23020, 47191, 94382, 188764, 235955, 471910, 943820]

約数ペア:

[(1, 943820), (2, 471910), (4, 235955), (5, 188764), (10, 94382), (20, 47191), (41, 23020), (82, 11510), (164, 5755), (205, 4604), (410, 2302), (820, 1151)]