28709210

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{15031}}^1$

素因数の和:15229

約数の個数: 16

約数和(自身を含む): 51950592

約数和(自身を除く): 23241382

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 15031, 30062, 75155, 150310, 2870921, 5741842, 14354605, 28709210]

約数ペア:

[(1, 28709210), (2, 14354605), (5, 5741842), (10, 2870921), (191, 150310), (382, 75155), (955, 30062), (1910, 15031)]