204554180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7537}}^1$

素因数の和:7628

約数の個数: 48

約数和(自身を含む): 455898240

約数和(自身を除く): 251344060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 230, 236, 295, 460, 590, 1180, 1357, 2714, 5428, 6785, 7537, 13570, 15074, 27140, 30148, 37685, 75370, 150740, 173351, 346702, 444683, 693404, 866755, 889366, 1733510, 1778732, 2223415, 3467020, 4446830, 8893660, 10227709, 20455418, 40910836, 51138545, 102277090, 204554180]

約数ペア:

[(1, 204554180), (2, 102277090), (4, 51138545), (5, 40910836), (10, 20455418), (20, 10227709), (23, 8893660), (46, 4446830), (59, 3467020), (92, 2223415), (115, 1778732), (118, 1733510), (230, 889366), (236, 866755), (295, 693404), (460, 444683), (590, 346702), (1180, 173351), (1357, 150740), (2714, 75370), (5428, 37685), (6785, 30148), (7537, 27140), (13570, 15074)]