71911420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73379}}^1$

素因数の和:73402

約数の個数: 36

約数和(自身を含む): 175671720

約数和(自身を除く): 103760300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 73379, 146758, 293516, 366895, 513653, 733790, 1027306, 1467580, 2054612, 2568265, 3595571, 5136530, 7191142, 10273060, 14382284, 17977855, 35955710, 71911420]

約数ペア:

[(1, 71911420), (2, 35955710), (4, 17977855), (5, 14382284), (7, 10273060), (10, 7191142), (14, 5136530), (20, 3595571), (28, 2568265), (35, 2054612), (49, 1467580), (70, 1027306), (98, 733790), (140, 513653), (196, 366895), (245, 293516), (490, 146758), (980, 73379)]