8193340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4603}}^1$

素因数の和:4701

約数の個数: 24

約数和(自身を含む): 17403120

約数和(自身を除く): 9209780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 4603, 9206, 18412, 23015, 46030, 92060, 409667, 819334, 1638668, 2048335, 4096670, 8193340]

約数ペア:

[(1, 8193340), (2, 4096670), (4, 2048335), (5, 1638668), (10, 819334), (20, 409667), (89, 92060), (178, 46030), (356, 23015), (445, 18412), (890, 9206), (1780, 4603)]