21727320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181061}}^1$

素因数の和:181075

約数の個数: 32

約数和(自身を含む): 65182320

約数和(自身を除く): 43455000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181061, 362122, 543183, 724244, 905305, 1086366, 1448488, 1810610, 2172732, 2715915, 3621220, 4345464, 5431830, 7242440, 10863660, 21727320]

約数ペア:

[(1, 21727320), (2, 10863660), (3, 7242440), (4, 5431830), (5, 4345464), (6, 3621220), (8, 2715915), (10, 2172732), (12, 1810610), (15, 1448488), (20, 1086366), (24, 905305), (30, 724244), (40, 543183), (60, 362122), (120, 181061)]