202246340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{142427}}^1$

素因数の和:142507

約数の個数: 24

約数和(自身を含む): 430702272

約数和(自身を除く): 228455932

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 142427, 284854, 569708, 712135, 1424270, 2848540, 10112317, 20224634, 40449268, 50561585, 101123170, 202246340]

約数ペア:

[(1, 202246340), (2, 101123170), (4, 50561585), (5, 40449268), (10, 20224634), (20, 10112317), (71, 2848540), (142, 1424270), (284, 712135), (355, 569708), (710, 284854), (1420, 142427)]