2196350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 4583040

約数和(自身を除く): 2386690

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 109, 130, 155, 218, 310, 325, 403, 545, 650, 775, 806, 1090, 1417, 1550, 2015, 2725, 2834, 3379, 4030, 5450, 6758, 7085, 10075, 14170, 16895, 20150, 33790, 35425, 43927, 70850, 84475, 87854, 168950, 219635, 439270, 1098175, 2196350]

約数ペア:

[(1, 2196350), (2, 1098175), (5, 439270), (10, 219635), (13, 168950), (25, 87854), (26, 84475), (31, 70850), (50, 43927), (62, 35425), (65, 33790), (109, 20150), (130, 16895), (155, 14170), (218, 10075), (310, 7085), (325, 6758), (403, 5450), (545, 4030), (650, 3379), (775, 2834), (806, 2725), (1090, 2015), (1417, 1550)]