68154940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{486821}}^1$

素因数の和:486837

約数の個数: 24

約数和(自身を含む): 163572192

約数和(自身を除く): 95417252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 486821, 973642, 1947284, 2434105, 3407747, 4868210, 6815494, 9736420, 13630988, 17038735, 34077470, 68154940]

約数ペア:

[(1, 68154940), (2, 34077470), (4, 17038735), (5, 13630988), (7, 9736420), (10, 6815494), (14, 4868210), (20, 3407747), (28, 2434105), (35, 1947284), (70, 973642), (140, 486821)]