13144360

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{947}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 29691360

約数和(自身を除く): 16547000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 947, 1388, 1735, 1894, 2776, 3470, 3788, 4735, 6940, 7576, 9470, 13880, 18940, 37880, 328609, 657218, 1314436, 1643045, 2628872, 3286090, 6572180, 13144360]

約数ペア:

[(1, 13144360), (2, 6572180), (4, 3286090), (5, 2628872), (8, 1643045), (10, 1314436), (20, 657218), (40, 328609), (347, 37880), (694, 18940), (947, 13880), (1388, 9470), (1735, 7576), (1894, 6940), (2776, 4735), (3470, 3788)]