20176028720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10965233}}^1$

素因数の和:10965269

約数の個数: 40

約数和(自身を含む): 48948804576

約数和(自身を除く): 28772775856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10965233, 21930466, 43860932, 54826165, 87721864, 109652330, 175443728, 219304660, 252200359, 438609320, 504400718, 877218640, 1008801436, 1261001795, 2017602872, 2522003590, 4035205744, 5044007180, 10088014360, 20176028720]

約数ペア:

[(1, 20176028720), (2, 10088014360), (4, 5044007180), (5, 4035205744), (8, 2522003590), (10, 2017602872), (16, 1261001795), (20, 1008801436), (23, 877218640), (40, 504400718), (46, 438609320), (80, 252200359), (92, 219304660), (115, 175443728), (184, 109652330), (230, 87721864), (368, 54826165), (460, 43860932), (920, 21930466), (1840, 10965233)]