1871380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13367}}^1$

素因数の和:13383

約数の個数: 24

約数和(自身を含む): 4491648

約数和(自身を除く): 2620268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13367, 26734, 53468, 66835, 93569, 133670, 187138, 267340, 374276, 467845, 935690, 1871380]

約数ペア:

[(1, 1871380), (2, 935690), (4, 467845), (5, 374276), (7, 267340), (10, 187138), (14, 133670), (20, 93569), (28, 66835), (35, 53468), (70, 26734), (140, 13367)]