84394940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{602821}}^1$

素因数の和:602837

約数の個数: 24

約数和(自身を含む): 202548192

約数和(自身を除く): 118153252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 602821, 1205642, 2411284, 3014105, 4219747, 6028210, 8439494, 12056420, 16878988, 21098735, 42197470, 84394940]

約数ペア:

[(1, 84394940), (2, 42197470), (4, 21098735), (5, 16878988), (7, 12056420), (10, 8439494), (14, 6028210), (20, 4219747), (28, 3014105), (35, 2411284), (70, 1205642), (140, 602821)]