172393410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{820921}}^1$

素因数の和:820938

約数の個数: 32

約数和(自身を含む): 472851072

約数和(自身を除く): 300457662

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 820921, 1641842, 2462763, 4104605, 4925526, 5746447, 8209210, 11492894, 12313815, 17239341, 24627630, 28732235, 34478682, 57464470, 86196705, 172393410]

約数ペア:

[(1, 172393410), (2, 86196705), (3, 57464470), (5, 34478682), (6, 28732235), (7, 24627630), (10, 17239341), (14, 12313815), (15, 11492894), (21, 8209210), (30, 5746447), (35, 4925526), (42, 4104605), (70, 2462763), (105, 1641842), (210, 820921)]