40906720

素因数分解:

$2^5\times 5^1\times {\mathrm{255667}}^1$

素因数の和:255682

約数の個数: 24

約数和(自身を含む): 96642504

約数和(自身を除く): 55735784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 255667, 511334, 1022668, 1278335, 2045336, 2556670, 4090672, 5113340, 8181344, 10226680, 20453360, 40906720]

約数ペア:

[(1, 40906720), (2, 20453360), (4, 10226680), (5, 8181344), (8, 5113340), (10, 4090672), (16, 2556670), (20, 2045336), (32, 1278335), (40, 1022668), (80, 511334), (160, 255667)]