202099390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 404352000

約数和(自身を除く): 202252610

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 103, 115, 190, 206, 230, 437, 449, 515, 874, 898, 1030, 1957, 2185, 2245, 2369, 3914, 4370, 4490, 4738, 8531, 9785, 10327, 11845, 17062, 19570, 20654, 23690, 42655, 45011, 46247, 51635, 85310, 90022, 92494, 103270, 196213, 225055, 231235, 392426, 450110, 462470, 878693, 981065, 1063681, 1757386, 1962130, 2127362, 4393465, 5318405, 8786930, 10636810, 20209939, 40419878, 101049695, 202099390]

約数ペア:

[(1, 202099390), (2, 101049695), (5, 40419878), (10, 20209939), (19, 10636810), (23, 8786930), (38, 5318405), (46, 4393465), (95, 2127362), (103, 1962130), (115, 1757386), (190, 1063681), (206, 981065), (230, 878693), (437, 462470), (449, 450110), (515, 392426), (874, 231235), (898, 225055), (1030, 196213), (1957, 103270), (2185, 92494), (2245, 90022), (2369, 85310), (3914, 51635), (4370, 46247), (4490, 45011), (4738, 42655), (8531, 23690), (9785, 20654), (10327, 19570), (11845, 17062)]