12439360

素因数分解:

$2^6\times 5^1\times {\mathrm{38873}}^1$

素因数の和:38890

約数の個数: 28

約数和(自身を含む): 29621988

約数和(自身を除く): 17182628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 38873, 77746, 155492, 194365, 310984, 388730, 621968, 777460, 1243936, 1554920, 2487872, 3109840, 6219680, 12439360]

約数ペア:

[(1, 12439360), (2, 6219680), (4, 3109840), (5, 2487872), (8, 1554920), (10, 1243936), (16, 777460), (20, 621968), (32, 388730), (40, 310984), (64, 194365), (80, 155492), (160, 77746), (320, 38873)]