1810740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 5136768

約数和(自身を除く): 3326028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 293, 309, 412, 515, 586, 618, 879, 1030, 1172, 1236, 1465, 1545, 1758, 2060, 2930, 3090, 3516, 4395, 5860, 6180, 8790, 17580, 30179, 60358, 90537, 120716, 150895, 181074, 301790, 362148, 452685, 603580, 905370, 1810740]

約数ペア:

[(1, 1810740), (2, 905370), (3, 603580), (4, 452685), (5, 362148), (6, 301790), (10, 181074), (12, 150895), (15, 120716), (20, 90537), (30, 60358), (60, 30179), (103, 17580), (206, 8790), (293, 6180), (309, 5860), (412, 4395), (515, 3516), (586, 3090), (618, 2930), (879, 2060), (1030, 1758), (1172, 1545), (1236, 1465)]