162243440

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22787}}^1$

素因数の和:22889

約数の個数: 40

約数和(自身を含む): 381471120

約数和(自身を除く): 219227680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 22787, 45574, 91148, 113935, 182296, 227870, 364592, 455740, 911480, 1822960, 2028043, 4056086, 8112172, 10140215, 16224344, 20280430, 32448688, 40560860, 81121720, 162243440]

約数ペア:

[(1, 162243440), (2, 81121720), (4, 40560860), (5, 32448688), (8, 20280430), (10, 16224344), (16, 10140215), (20, 8112172), (40, 4056086), (80, 2028043), (89, 1822960), (178, 911480), (356, 455740), (445, 364592), (712, 227870), (890, 182296), (1424, 113935), (1780, 91148), (3560, 45574), (7120, 22787)]