201371480

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{17789}}^1$

素因数の和:18083

約数の個数: 32

約数和(自身を含む): 454712400

約数和(自身を除く): 253340920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 11320, 17789, 35578, 71156, 88945, 142312, 177890, 355780, 711560, 5034287, 10068574, 20137148, 25171435, 40274296, 50342870, 100685740, 201371480]

約数ペア:

[(1, 201371480), (2, 100685740), (4, 50342870), (5, 40274296), (8, 25171435), (10, 20137148), (20, 10068574), (40, 5034287), (283, 711560), (566, 355780), (1132, 177890), (1415, 142312), (2264, 88945), (2830, 71156), (5660, 35578), (11320, 17789)]