203420540

素因数分解:

$2^2\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{5413}}^1$

素因数の和:7301

約数の個数: 24

約数和(自身を含む): 427489440

約数和(自身を除く): 224068900

約数列:

[1, 2, 4, 5, 10, 20, 1879, 3758, 5413, 7516, 9395, 10826, 18790, 21652, 27065, 37580, 54130, 108260, 10171027, 20342054, 40684108, 50855135, 101710270, 203420540]

約数ペア:

[(1, 203420540), (2, 101710270), (4, 50855135), (5, 40684108), (10, 20342054), (20, 10171027), (1879, 108260), (3758, 54130), (5413, 37580), (7516, 27065), (9395, 21652), (10826, 18790)]