18760640

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2549}}^1$

素因数の和:2589

約数の個数: 56

約数和(自身を含む): 46634400

約数和(自身を除く): 27873760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 2549, 3680, 5098, 7360, 10196, 12745, 20392, 25490, 40784, 50980, 58627, 81568, 101960, 117254, 163136, 203920, 234508, 293135, 407840, 469016, 586270, 815680, 938032, 1172540, 1876064, 2345080, 3752128, 4690160, 9380320, 18760640]

約数ペア:

[(1, 18760640), (2, 9380320), (4, 4690160), (5, 3752128), (8, 2345080), (10, 1876064), (16, 1172540), (20, 938032), (23, 815680), (32, 586270), (40, 469016), (46, 407840), (64, 293135), (80, 234508), (92, 203920), (115, 163136), (160, 117254), (184, 101960), (230, 81568), (320, 58627), (368, 50980), (460, 40784), (736, 25490), (920, 20392), (1472, 12745), (1840, 10196), (2549, 7360), (3680, 5098)]