28421520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{118423}}^1$

素因数の和:118439

約数の個数: 40

約数和(自身を含む): 88107456

約数和(自身を除く): 59685936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 118423, 236846, 355269, 473692, 592115, 710538, 947384, 1184230, 1421076, 1776345, 1894768, 2368460, 2842152, 3552690, 4736920, 5684304, 7105380, 9473840, 14210760, 28421520]

約数ペア:

[(1, 28421520), (2, 14210760), (3, 9473840), (4, 7105380), (5, 5684304), (6, 4736920), (8, 3552690), (10, 2842152), (12, 2368460), (15, 1894768), (16, 1776345), (20, 1421076), (24, 1184230), (30, 947384), (40, 710538), (48, 592115), (60, 473692), (80, 355269), (120, 236846), (240, 118423)]