19701750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 49832640

約数和(自身を除く): 30130890

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 109, 125, 150, 218, 241, 250, 327, 375, 482, 545, 654, 723, 750, 1090, 1205, 1446, 1635, 2410, 2725, 3270, 3615, 5450, 6025, 7230, 8175, 12050, 13625, 16350, 18075, 26269, 27250, 30125, 36150, 40875, 52538, 60250, 78807, 81750, 90375, 131345, 157614, 180750, 262690, 394035, 656725, 788070, 1313450, 1970175, 3283625, 3940350, 6567250, 9850875, 19701750]

約数ペア:

[(1, 19701750), (2, 9850875), (3, 6567250), (5, 3940350), (6, 3283625), (10, 1970175), (15, 1313450), (25, 788070), (30, 656725), (50, 394035), (75, 262690), (109, 180750), (125, 157614), (150, 131345), (218, 90375), (241, 81750), (250, 78807), (327, 60250), (375, 52538), (482, 40875), (545, 36150), (654, 30125), (723, 27250), (750, 26269), (1090, 18075), (1205, 16350), (1446, 13625), (1635, 12050), (2410, 8175), (2725, 7230), (3270, 6025), (3615, 5450)]