577148920

素因数分解:

$2^3\times 5^1\times {\mathrm{2089}}^1\times {\mathrm{6907}}^1$

素因数の和:9007

約数の個数: 32

約数和(自身を含む): 1299394800

約数和(自身を除く): 722245880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2089, 4178, 6907, 8356, 10445, 13814, 16712, 20890, 27628, 34535, 41780, 55256, 69070, 83560, 138140, 276280, 14428723, 28857446, 57714892, 72143615, 115429784, 144287230, 288574460, 577148920]

約数ペア:

[(1, 577148920), (2, 288574460), (4, 144287230), (5, 115429784), (8, 72143615), (10, 57714892), (20, 28857446), (40, 14428723), (2089, 276280), (4178, 138140), (6907, 83560), (8356, 69070), (10445, 55256), (13814, 41780), (16712, 34535), (20890, 27628)]