222757900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{117241}}^1$

素因数の和:117274

約数の個数: 36

約数和(自身を含む): 508830280

約数和(自身を除く): 286072380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 117241, 234482, 468964, 586205, 1172410, 2227579, 2344820, 2931025, 4455158, 5862050, 8910316, 11137895, 11724100, 22275790, 44551580, 55689475, 111378950, 222757900]

約数ペア:

[(1, 222757900), (2, 111378950), (4, 55689475), (5, 44551580), (10, 22275790), (19, 11724100), (20, 11137895), (25, 8910316), (38, 5862050), (50, 4455158), (76, 2931025), (95, 2344820), (100, 2227579), (190, 1172410), (380, 586205), (475, 468964), (950, 234482), (1900, 117241)]