201995890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{11117}}^1$

素因数の和:11226

約数の個数: 32

約数和(自身を含む): 384238080

約数和(自身を除く): 182242190

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1817, 3634, 9085, 11117, 18170, 22234, 55585, 111170, 255691, 511382, 878243, 1278455, 1756486, 2556910, 4391215, 8782430, 20199589, 40399178, 100997945, 201995890]

約数ペア:

[(1, 201995890), (2, 100997945), (5, 40399178), (10, 20199589), (23, 8782430), (46, 4391215), (79, 2556910), (115, 1756486), (158, 1278455), (230, 878243), (395, 511382), (790, 255691), (1817, 111170), (3634, 55585), (9085, 22234), (11117, 18170)]