259205240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{925733}}^1$

素因数の和:925751

約数の個数: 32

約数和(自身を含む): 666528480

約数和(自身を除く): 407323240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 925733, 1851466, 3702932, 4628665, 6480131, 7405864, 9257330, 12960262, 18514660, 25920524, 32400655, 37029320, 51841048, 64801310, 129602620, 259205240]

約数ペア:

[(1, 259205240), (2, 129602620), (4, 64801310), (5, 51841048), (7, 37029320), (8, 32400655), (10, 25920524), (14, 18514660), (20, 12960262), (28, 9257330), (35, 7405864), (40, 6480131), (56, 4628665), (70, 3702932), (140, 1851466), (280, 925733)]