9816940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70121}}^1$

素因数の和:70137

約数の個数: 24

約数和(自身を含む): 23560992

約数和(自身を除く): 13744052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70121, 140242, 280484, 350605, 490847, 701210, 981694, 1402420, 1963388, 2454235, 4908470, 9816940]

約数ペア:

[(1, 9816940), (2, 4908470), (4, 2454235), (5, 1963388), (7, 1402420), (10, 981694), (14, 701210), (20, 490847), (28, 350605), (35, 280484), (70, 140242), (140, 70121)]