201072380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127261}}^1$

素因数の和:127349

約数の個数: 24

約数和(自身を含む): 427600320

約数和(自身を除く): 226527940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 127261, 254522, 509044, 636305, 1272610, 2545220, 10053619, 20107238, 40214476, 50268095, 100536190, 201072380]

約数ペア:

[(1, 201072380), (2, 100536190), (4, 50268095), (5, 40214476), (10, 20107238), (20, 10053619), (79, 2545220), (158, 1272610), (316, 636305), (395, 509044), (790, 254522), (1580, 127261)]