203381440

素因数分解:

$2^6\times 5^1\times {\mathrm{635567}}^1$

素因数の和:635584

約数の個数: 28

約数和(自身を含む): 484302816

約数和(自身を除く): 280921376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 635567, 1271134, 2542268, 3177835, 5084536, 6355670, 10169072, 12711340, 20338144, 25422680, 40676288, 50845360, 101690720, 203381440]

約数ペア:

[(1, 203381440), (2, 101690720), (4, 50845360), (5, 40676288), (8, 25422680), (10, 20338144), (16, 12711340), (20, 10169072), (32, 6355670), (40, 5084536), (64, 3177835), (80, 2542268), (160, 1271134), (320, 635567)]