20611320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171761}}^1$

素因数の和:171775

約数の個数: 32

約数和(自身を含む): 61834320

約数和(自身を除く): 41223000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171761, 343522, 515283, 687044, 858805, 1030566, 1374088, 1717610, 2061132, 2576415, 3435220, 4122264, 5152830, 6870440, 10305660, 20611320]

約数ペア:

[(1, 20611320), (2, 10305660), (3, 6870440), (4, 5152830), (5, 4122264), (6, 3435220), (8, 2576415), (10, 2061132), (12, 1717610), (15, 1374088), (20, 1030566), (24, 858805), (30, 687044), (40, 515283), (60, 343522), (120, 171761)]