641546120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{553057}}^1$

素因数の和:553097

約数の個数: 32

約数和(自身を含む): 1493256600

約数和(自身を除く): 851710480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 553057, 1106114, 2212228, 2765285, 4424456, 5530570, 11061140, 16038653, 22122280, 32077306, 64154612, 80193265, 128309224, 160386530, 320773060, 641546120]

約数ペア:

[(1, 641546120), (2, 320773060), (4, 160386530), (5, 128309224), (8, 80193265), (10, 64154612), (20, 32077306), (29, 22122280), (40, 16038653), (58, 11061140), (116, 5530570), (145, 4424456), (232, 2765285), (290, 2212228), (580, 1106114), (1160, 553057)]