1897260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 5381376

約数和(自身を除く): 3484116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 307, 309, 412, 515, 614, 618, 921, 1030, 1228, 1236, 1535, 1545, 1842, 2060, 3070, 3090, 3684, 4605, 6140, 6180, 9210, 18420, 31621, 63242, 94863, 126484, 158105, 189726, 316210, 379452, 474315, 632420, 948630, 1897260]

約数ペア:

[(1, 1897260), (2, 948630), (3, 632420), (4, 474315), (5, 379452), (6, 316210), (10, 189726), (12, 158105), (15, 126484), (20, 94863), (30, 63242), (60, 31621), (103, 18420), (206, 9210), (307, 6180), (309, 6140), (412, 4605), (515, 3684), (614, 3090), (618, 3070), (921, 2060), (1030, 1842), (1228, 1545), (1236, 1535)]