350720

素因数分解:

$2^9\times 5^1\times {\mathrm{137}}^1$

素因数の和:160

約数の個数: 40

約数和(自身を含む): 847044

約数和(自身を除く): 496324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 320, 512, 548, 640, 685, 1096, 1280, 1370, 2192, 2560, 2740, 4384, 5480, 8768, 10960, 17536, 21920, 35072, 43840, 70144, 87680, 175360, 350720]

約数ペア:

[(1, 350720), (2, 175360), (4, 87680), (5, 70144), (8, 43840), (10, 35072), (16, 21920), (20, 17536), (32, 10960), (40, 8768), (64, 5480), (80, 4384), (128, 2740), (137, 2560), (160, 2192), (256, 1370), (274, 1280), (320, 1096), (512, 685), (548, 640)]