8274140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8443}}^1$

素因数の和:8466

約数の個数: 36

約数和(自身を含む): 20214936

約数和(自身を除く): 11940796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8443, 16886, 33772, 42215, 59101, 84430, 118202, 168860, 236404, 295505, 413707, 591010, 827414, 1182020, 1654828, 2068535, 4137070, 8274140]

約数ペア:

[(1, 8274140), (2, 4137070), (4, 2068535), (5, 1654828), (7, 1182020), (10, 827414), (14, 591010), (20, 413707), (28, 295505), (35, 236404), (49, 168860), (70, 118202), (98, 84430), (140, 59101), (196, 42215), (245, 33772), (490, 16886), (980, 8443)]