27487420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 59599008

約数和(自身を除く): 32111588

約数列:

[1, 2, 4, 5, 10, 20, 67, 73, 134, 146, 268, 281, 292, 335, 365, 562, 670, 730, 1124, 1340, 1405, 1460, 2810, 4891, 5620, 9782, 18827, 19564, 20513, 24455, 37654, 41026, 48910, 75308, 82052, 94135, 97820, 102565, 188270, 205130, 376540, 410260, 1374371, 2748742, 5497484, 6871855, 13743710, 27487420]

約数ペア:

[(1, 27487420), (2, 13743710), (4, 6871855), (5, 5497484), (10, 2748742), (20, 1374371), (67, 410260), (73, 376540), (134, 205130), (146, 188270), (268, 102565), (281, 97820), (292, 94135), (335, 82052), (365, 75308), (562, 48910), (670, 41026), (730, 37654), (1124, 24455), (1340, 20513), (1405, 19564), (1460, 18827), (2810, 9782), (4891, 5620)]