13427780

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{983}}^1$

素因数の和:1675

約数の個数: 24

約数和(自身を含む): 28268352

約数和(自身を除く): 14840572

約数列:

[1, 2, 4, 5, 10, 20, 683, 983, 1366, 1966, 2732, 3415, 3932, 4915, 6830, 9830, 13660, 19660, 671389, 1342778, 2685556, 3356945, 6713890, 13427780]

約数ペア:

[(1, 13427780), (2, 6713890), (4, 3356945), (5, 2685556), (10, 1342778), (20, 671389), (683, 19660), (983, 13660), (1366, 9830), (1966, 6830), (2732, 4915), (3415, 3932)]