1866123950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{8219}}^1$

素因数の和:8489

約数の個数: 48

約数和(自身を含む): 3669408000

約数和(自身を除く): 1803284050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 239, 475, 478, 950, 1195, 2390, 4541, 5975, 8219, 9082, 11950, 16438, 22705, 41095, 45410, 82190, 113525, 156161, 205475, 227050, 312322, 410950, 780805, 1561610, 1964341, 3904025, 3928682, 7808050, 9821705, 19643410, 37322479, 49108525, 74644958, 98217050, 186612395, 373224790, 933061975, 1866123950]

約数ペア:

[(1, 1866123950), (2, 933061975), (5, 373224790), (10, 186612395), (19, 98217050), (25, 74644958), (38, 49108525), (50, 37322479), (95, 19643410), (190, 9821705), (239, 7808050), (475, 3928682), (478, 3904025), (950, 1964341), (1195, 1561610), (2390, 780805), (4541, 410950), (5975, 312322), (8219, 227050), (9082, 205475), (11950, 156161), (16438, 113525), (22705, 82190), (41095, 45410)]