4891540

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1867}}^1$

素因数の和:2007

約数の個数: 24

約数和(自身を含む): 10356192

約数和(自身を除く): 5464652

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 1867, 2620, 3734, 7468, 9335, 18670, 37340, 244577, 489154, 978308, 1222885, 2445770, 4891540]

約数ペア:

[(1, 4891540), (2, 2445770), (4, 1222885), (5, 978308), (10, 489154), (20, 244577), (131, 37340), (262, 18670), (524, 9335), (655, 7468), (1310, 3734), (1867, 2620)]