203207890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{495629}}^1$

素因数の和:495677

約数の個数: 16

約数和(自身を含む): 374696280

約数和(自身を除く): 171488390

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 495629, 991258, 2478145, 4956290, 20320789, 40641578, 101603945, 203207890]

約数ペア:

[(1, 203207890), (2, 101603945), (5, 40641578), (10, 20320789), (41, 4956290), (82, 2478145), (205, 991258), (410, 495629)]