1255240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4483}}^1$

素因数の和:4501

約数の個数: 32

約数和(自身を含む): 3228480

約数和(自身を除く): 1973240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4483, 8966, 17932, 22415, 31381, 35864, 44830, 62762, 89660, 125524, 156905, 179320, 251048, 313810, 627620, 1255240]

約数ペア:

[(1, 1255240), (2, 627620), (4, 313810), (5, 251048), (7, 179320), (8, 156905), (10, 125524), (14, 89660), (20, 62762), (28, 44830), (35, 35864), (40, 31381), (56, 22415), (70, 17932), (140, 8966), (280, 4483)]