126274820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{901963}}^1$

素因数の和:901979

約数の個数: 24

約数和(自身を含む): 303059904

約数和(自身を除く): 176785084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 901963, 1803926, 3607852, 4509815, 6313741, 9019630, 12627482, 18039260, 25254964, 31568705, 63137410, 126274820]

約数ペア:

[(1, 126274820), (2, 63137410), (4, 31568705), (5, 25254964), (7, 18039260), (10, 12627482), (14, 9019630), (20, 6313741), (28, 4509815), (35, 3607852), (70, 1803926), (140, 901963)]