2811454940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20081821}}^1$

素因数の和:20081837

約数の個数: 24

約数和(自身を含む): 6747492192

約数和(自身を除く): 3936037252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20081821, 40163642, 80327284, 100409105, 140572747, 200818210, 281145494, 401636420, 562290988, 702863735, 1405727470, 2811454940]

約数ペア:

[(1, 2811454940), (2, 1405727470), (4, 702863735), (5, 562290988), (7, 401636420), (10, 281145494), (14, 200818210), (20, 140572747), (28, 100409105), (35, 80327284), (70, 40163642), (140, 20081821)]