20201407840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5489513}}^1$

素因数の和:5489551

約数の個数: 48

約数和(自身を含む): 49800871008

約数和(自身を除く): 29599463168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 5489513, 10979026, 21958052, 27447565, 43916104, 54895130, 87832208, 109790260, 126258799, 175664416, 219580520, 252517598, 439161040, 505035196, 631293995, 878322080, 1010070392, 1262587990, 2020140784, 2525175980, 4040281568, 5050351960, 10100703920, 20201407840]

約数ペア:

[(1, 20201407840), (2, 10100703920), (4, 5050351960), (5, 4040281568), (8, 2525175980), (10, 2020140784), (16, 1262587990), (20, 1010070392), (23, 878322080), (32, 631293995), (40, 505035196), (46, 439161040), (80, 252517598), (92, 219580520), (115, 175664416), (160, 126258799), (184, 109790260), (230, 87832208), (368, 54895130), (460, 43916104), (736, 27447565), (920, 21958052), (1840, 10979026), (3680, 5489513)]