3921340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2203}}^1$

素因数の和:2301

約数の個数: 24

約数和(自身を含む): 8331120

約数和(自身を除く): 4409780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2203, 4406, 8812, 11015, 22030, 44060, 196067, 392134, 784268, 980335, 1960670, 3921340]

約数ペア:

[(1, 3921340), (2, 1960670), (4, 980335), (5, 784268), (10, 392134), (20, 196067), (89, 44060), (178, 22030), (356, 11015), (445, 8812), (890, 4406), (1780, 2203)]