207839240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{742283}}^1$

素因数の和:742301

約数の個数: 32

約数和(自身を含む): 534444480

約数和(自身を除く): 326605240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 742283, 1484566, 2969132, 3711415, 5195981, 5938264, 7422830, 10391962, 14845660, 20783924, 25979905, 29691320, 41567848, 51959810, 103919620, 207839240]

約数ペア:

[(1, 207839240), (2, 103919620), (4, 51959810), (5, 41567848), (7, 29691320), (8, 25979905), (10, 20783924), (14, 14845660), (20, 10391962), (28, 7422830), (35, 5938264), (40, 5195981), (56, 3711415), (70, 2969132), (140, 1484566), (280, 742283)]