210859340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{554893}}^1$

素因数の和:554921

約数の個数: 24

約数和(自身を含む): 466110960

約数和(自身を除く): 255251620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 554893, 1109786, 2219572, 2774465, 5548930, 10542967, 11097860, 21085934, 42171868, 52714835, 105429670, 210859340]

約数ペア:

[(1, 210859340), (2, 105429670), (4, 52714835), (5, 42171868), (10, 21085934), (19, 11097860), (20, 10542967), (38, 5548930), (76, 2774465), (95, 2219572), (190, 1109786), (380, 554893)]