31916460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1021}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 89625312

約数和(自身を除く): 57708852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1021, 1042, 1563, 2042, 2084, 2605, 3063, 3126, 4084, 5105, 5210, 6126, 6252, 7815, 10210, 10420, 12252, 15315, 15630, 20420, 30630, 31260, 61260, 531941, 1063882, 1595823, 2127764, 2659705, 3191646, 5319410, 6383292, 7979115, 10638820, 15958230, 31916460]

約数ペア:

[(1, 31916460), (2, 15958230), (3, 10638820), (4, 7979115), (5, 6383292), (6, 5319410), (10, 3191646), (12, 2659705), (15, 2127764), (20, 1595823), (30, 1063882), (60, 531941), (521, 61260), (1021, 31260), (1042, 30630), (1563, 20420), (2042, 15630), (2084, 15315), (2605, 12252), (3063, 10420), (3126, 10210), (4084, 7815), (5105, 6252), (5210, 6126)]