20560920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171341}}^1$

素因数の和:171355

約数の個数: 32

約数和(自身を含む): 61683120

約数和(自身を除く): 41122200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171341, 342682, 514023, 685364, 856705, 1028046, 1370728, 1713410, 2056092, 2570115, 3426820, 4112184, 5140230, 6853640, 10280460, 20560920]

約数ペア:

[(1, 20560920), (2, 10280460), (3, 6853640), (4, 5140230), (5, 4112184), (6, 3426820), (8, 2570115), (10, 2056092), (12, 1713410), (15, 1370728), (20, 1028046), (24, 856705), (30, 685364), (40, 514023), (60, 342682), (120, 171341)]