12291020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{87793}}^1$

素因数の和:87809

約数の個数: 24

約数和(自身を含む): 29498784

約数和(自身を除く): 17207764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 87793, 175586, 351172, 438965, 614551, 877930, 1229102, 1755860, 2458204, 3072755, 6145510, 12291020]

約数ペア:

[(1, 12291020), (2, 6145510), (4, 3072755), (5, 2458204), (7, 1755860), (10, 1229102), (14, 877930), (20, 614551), (28, 438965), (35, 351172), (70, 175586), (140, 87793)]