20743080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172859}}^1$

素因数の和:172873

約数の個数: 32

約数和(自身を含む): 62229600

約数和(自身を除く): 41486520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172859, 345718, 518577, 691436, 864295, 1037154, 1382872, 1728590, 2074308, 2592885, 3457180, 4148616, 5185770, 6914360, 10371540, 20743080]

約数ペア:

[(1, 20743080), (2, 10371540), (3, 6914360), (4, 5185770), (5, 4148616), (6, 3457180), (8, 2592885), (10, 2074308), (12, 1728590), (15, 1382872), (20, 1037154), (24, 864295), (30, 691436), (40, 518577), (60, 345718), (120, 172859)]