3200920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1915

約数の個数: 32

約数和(自身を含む): 7373520

約数和(自身を除く): 4172600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1861, 3722, 7444, 9305, 14888, 18610, 37220, 74440, 80023, 160046, 320092, 400115, 640184, 800230, 1600460, 3200920]

約数ペア:

[(1, 3200920), (2, 1600460), (4, 800230), (5, 640184), (8, 400115), (10, 320092), (20, 160046), (40, 80023), (43, 74440), (86, 37220), (172, 18610), (215, 14888), (344, 9305), (430, 7444), (860, 3722), (1720, 1861)]