209048240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{90107}}^1$

素因数の和:90149

約数の個数: 40

約数和(自身を含む): 502802640

約数和(自身を除く): 293754400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 90107, 180214, 360428, 450535, 720856, 901070, 1441712, 1802140, 2613103, 3604280, 5226206, 7208560, 10452412, 13065515, 20904824, 26131030, 41809648, 52262060, 104524120, 209048240]

約数ペア:

[(1, 209048240), (2, 104524120), (4, 52262060), (5, 41809648), (8, 26131030), (10, 20904824), (16, 13065515), (20, 10452412), (29, 7208560), (40, 5226206), (58, 3604280), (80, 2613103), (116, 1802140), (145, 1441712), (232, 901070), (290, 720856), (464, 450535), (580, 360428), (1160, 180214), (2320, 90107)]