1621103620

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{77269}}^1$

素因数の和:78327

約数の個数: 24

約数和(自身を含む): 3407607000

約数和(自身を除く): 1786503380

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 4196, 5245, 10490, 20980, 77269, 154538, 309076, 386345, 772690, 1545380, 81055181, 162110362, 324220724, 405275905, 810551810, 1621103620]

約数ペア:

[(1, 1621103620), (2, 810551810), (4, 405275905), (5, 324220724), (10, 162110362), (20, 81055181), (1049, 1545380), (2098, 772690), (4196, 386345), (5245, 309076), (10490, 154538), (20980, 77269)]