91264040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{325943}}^1$

素因数の和:325961

約数の個数: 32

約数和(自身を含む): 234679680

約数和(自身を除く): 143415640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 325943, 651886, 1303772, 1629715, 2281601, 2607544, 3259430, 4563202, 6518860, 9126404, 11408005, 13037720, 18252808, 22816010, 45632020, 91264040]

約数ペア:

[(1, 91264040), (2, 45632020), (4, 22816010), (5, 18252808), (7, 13037720), (8, 11408005), (10, 9126404), (14, 6518860), (20, 4563202), (28, 3259430), (35, 2607544), (40, 2281601), (56, 1629715), (70, 1303772), (140, 651886), (280, 325943)]