9720950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 19284480

約数和(自身を除く): 9563530

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 79, 107, 115, 158, 214, 230, 395, 535, 575, 790, 1070, 1150, 1817, 1975, 2461, 2675, 3634, 3950, 4922, 5350, 8453, 9085, 12305, 16906, 18170, 24610, 42265, 45425, 61525, 84530, 90850, 123050, 194419, 211325, 388838, 422650, 972095, 1944190, 4860475, 9720950]

約数ペア:

[(1, 9720950), (2, 4860475), (5, 1944190), (10, 972095), (23, 422650), (25, 388838), (46, 211325), (50, 194419), (79, 123050), (107, 90850), (115, 84530), (158, 61525), (214, 45425), (230, 42265), (395, 24610), (535, 18170), (575, 16906), (790, 12305), (1070, 9085), (1150, 8453), (1817, 5350), (1975, 4922), (2461, 3950), (2675, 3634)]