40705120

素因数分解:

$2^5\times 5^1\times {\mathrm{254407}}^1$

素因数の和:254422

約数の個数: 24

約数和(自身を含む): 96166224

約数和(自身を除く): 55461104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 254407, 508814, 1017628, 1272035, 2035256, 2544070, 4070512, 5088140, 8141024, 10176280, 20352560, 40705120]

約数ペア:

[(1, 40705120), (2, 20352560), (4, 10176280), (5, 8141024), (8, 5088140), (10, 4070512), (16, 2544070), (20, 2035256), (32, 1272035), (40, 1017628), (80, 508814), (160, 254407)]