2930180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 7076160

約数和(自身を除く): 4145980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 701, 836, 1045, 1402, 2090, 2804, 3505, 4180, 7010, 7711, 13319, 14020, 15422, 26638, 30844, 38555, 53276, 66595, 77110, 133190, 146509, 154220, 266380, 293018, 586036, 732545, 1465090, 2930180]

約数ペア:

[(1, 2930180), (2, 1465090), (4, 732545), (5, 586036), (10, 293018), (11, 266380), (19, 154220), (20, 146509), (22, 133190), (38, 77110), (44, 66595), (55, 53276), (76, 38555), (95, 30844), (110, 26638), (190, 15422), (209, 14020), (220, 13319), (380, 7711), (418, 7010), (701, 4180), (836, 3505), (1045, 2804), (1402, 2090)]