28464560

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{929}}^1$

素因数の和:1325

約数の個数: 40

約数和(自身を含む): 66424320

約数和(自身を除く): 37959760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 929, 1532, 1858, 1915, 3064, 3716, 3830, 4645, 6128, 7432, 7660, 9290, 14864, 15320, 18580, 30640, 37160, 74320, 355807, 711614, 1423228, 1779035, 2846456, 3558070, 5692912, 7116140, 14232280, 28464560]

約数ペア:

[(1, 28464560), (2, 14232280), (4, 7116140), (5, 5692912), (8, 3558070), (10, 2846456), (16, 1779035), (20, 1423228), (40, 711614), (80, 355807), (383, 74320), (766, 37160), (929, 30640), (1532, 18580), (1858, 15320), (1915, 14864), (3064, 9290), (3716, 7660), (3830, 7432), (4645, 6128)]