1309718830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{51829}}^1$

素因数の和:51881

約数の個数: 48

約数和(自身を含む): 2843601120

約数和(自身を除く): 1533882290

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 361, 665, 722, 1330, 1805, 2527, 3610, 5054, 12635, 25270, 51829, 103658, 259145, 362803, 518290, 725606, 984751, 1814015, 1969502, 3628030, 4923755, 6893257, 9847510, 13786514, 18710269, 34466285, 37420538, 68932570, 93551345, 130971883, 187102690, 261943766, 654859415, 1309718830]

約数ペア:

[(1, 1309718830), (2, 654859415), (5, 261943766), (7, 187102690), (10, 130971883), (14, 93551345), (19, 68932570), (35, 37420538), (38, 34466285), (70, 18710269), (95, 13786514), (133, 9847510), (190, 6893257), (266, 4923755), (361, 3628030), (665, 1969502), (722, 1814015), (1330, 984751), (1805, 725606), (2527, 518290), (3610, 362803), (5054, 259145), (12635, 103658), (25270, 51829)]