123080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 294840

約数和(自身を除く): 171760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 340, 362, 680, 724, 905, 1448, 1810, 3077, 3620, 6154, 7240, 12308, 15385, 24616, 30770, 61540, 123080]

約数ペア:

[(1, 123080), (2, 61540), (4, 30770), (5, 24616), (8, 15385), (10, 12308), (17, 7240), (20, 6154), (34, 3620), (40, 3077), (68, 1810), (85, 1448), (136, 905), (170, 724), (181, 680), (340, 362)]