70786940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1201}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 170433984

約数和(自身を除く): 99647044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 842, 1201, 1684, 2105, 2402, 2947, 4210, 4804, 5894, 6005, 8407, 8420, 11788, 12010, 14735, 16814, 24020, 29470, 33628, 42035, 58940, 84070, 168140, 505621, 1011242, 2022484, 2528105, 3539347, 5056210, 7078694, 10112420, 14157388, 17696735, 35393470, 70786940]

約数ペア:

[(1, 70786940), (2, 35393470), (4, 17696735), (5, 14157388), (7, 10112420), (10, 7078694), (14, 5056210), (20, 3539347), (28, 2528105), (35, 2022484), (70, 1011242), (140, 505621), (421, 168140), (842, 84070), (1201, 58940), (1684, 42035), (2105, 33628), (2402, 29470), (2947, 24020), (4210, 16814), (4804, 14735), (5894, 12010), (6005, 11788), (8407, 8420)]