9810650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 20088000

約数和(自身を除く): 10277350

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 190, 230, 437, 449, 475, 575, 874, 898, 950, 1150, 2185, 2245, 4370, 4490, 8531, 10327, 10925, 11225, 17062, 20654, 21850, 22450, 42655, 51635, 85310, 103270, 196213, 213275, 258175, 392426, 426550, 516350, 981065, 1962130, 4905325, 9810650]

約数ペア:

[(1, 9810650), (2, 4905325), (5, 1962130), (10, 981065), (19, 516350), (23, 426550), (25, 392426), (38, 258175), (46, 213275), (50, 196213), (95, 103270), (115, 85310), (190, 51635), (230, 42655), (437, 22450), (449, 21850), (475, 20654), (575, 17062), (874, 11225), (898, 10925), (950, 10327), (1150, 8531), (2185, 4490), (2245, 4370)]