1729840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3089}}^1$

素因数の和:3109

約数の個数: 40

約数和(自身を含む): 4597920

約数和(自身を除く): 2868080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3089, 6178, 12356, 15445, 21623, 24712, 30890, 43246, 49424, 61780, 86492, 108115, 123560, 172984, 216230, 247120, 345968, 432460, 864920, 1729840]

約数ペア:

[(1, 1729840), (2, 864920), (4, 432460), (5, 345968), (7, 247120), (8, 216230), (10, 172984), (14, 123560), (16, 108115), (20, 86492), (28, 61780), (35, 49424), (40, 43246), (56, 30890), (70, 24712), (80, 21623), (112, 15445), (140, 12356), (280, 6178), (560, 3089)]