3966680

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 9005040

約数和(自身を除く): 5038360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 757, 1048, 1310, 1514, 2620, 3028, 3785, 5240, 6056, 7570, 15140, 30280, 99167, 198334, 396668, 495835, 793336, 991670, 1983340, 3966680]

約数ペア:

[(1, 3966680), (2, 1983340), (4, 991670), (5, 793336), (8, 495835), (10, 396668), (20, 198334), (40, 99167), (131, 30280), (262, 15140), (524, 7570), (655, 6056), (757, 5240), (1048, 3785), (1310, 3028), (1514, 2620)]