10211840

素因数分解:

$2^9\times 5^1\times {\mathrm{3989}}^1$

素因数の和:4012

約数の個数: 40

約数和(自身を含む): 24490620

約数和(自身を除く): 14278780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3989, 7978, 15956, 19945, 31912, 39890, 63824, 79780, 127648, 159560, 255296, 319120, 510592, 638240, 1021184, 1276480, 2042368, 2552960, 5105920, 10211840]

約数ペア:

[(1, 10211840), (2, 5105920), (4, 2552960), (5, 2042368), (8, 1276480), (10, 1021184), (16, 638240), (20, 510592), (32, 319120), (40, 255296), (64, 159560), (80, 127648), (128, 79780), (160, 63824), (256, 39890), (320, 31912), (512, 19945), (640, 15956), (1280, 7978), (2560, 3989)]