203940190

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{91453}}^1$

素因数の和:91683

約数の個数: 16

約数和(自身を含む): 368742528

約数和(自身を除く): 164802338

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 91453, 182906, 457265, 914530, 20394019, 40788038, 101970095, 203940190]

約数ペア:

[(1, 203940190), (2, 101970095), (5, 40788038), (10, 20394019), (223, 914530), (446, 457265), (1115, 182906), (2230, 91453)]