823820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2423}}^1$

素因数の和:2449

約数の個数: 24

約数和(自身を含む): 1832544

約数和(自身を除く): 1008724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2423, 4846, 9692, 12115, 24230, 41191, 48460, 82382, 164764, 205955, 411910, 823820]

約数ペア:

[(1, 823820), (2, 411910), (4, 205955), (5, 164764), (10, 82382), (17, 48460), (20, 41191), (34, 24230), (68, 12115), (85, 9692), (170, 4846), (340, 2423)]