20827320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173561}}^1$

素因数の和:173575

約数の個数: 32

約数和(自身を含む): 62482320

約数和(自身を除く): 41655000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173561, 347122, 520683, 694244, 867805, 1041366, 1388488, 1735610, 2082732, 2603415, 3471220, 4165464, 5206830, 6942440, 10413660, 20827320]

約数ペア:

[(1, 20827320), (2, 10413660), (3, 6942440), (4, 5206830), (5, 4165464), (6, 3471220), (8, 2603415), (10, 2082732), (12, 1735610), (15, 1388488), (20, 1041366), (24, 867805), (30, 694244), (40, 520683), (60, 347122), (120, 173561)]