2008231840

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{28591}}^1$

素因数の和:29045

約数の個数: 48

約数和(自身を含む): 4755421440

約数和(自身を除く): 2747189600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1756, 2195, 3512, 4390, 7024, 8780, 14048, 17560, 28591, 35120, 57182, 70240, 114364, 142955, 228728, 285910, 457456, 571820, 914912, 1143640, 2287280, 4574560, 12551449, 25102898, 50205796, 62757245, 100411592, 125514490, 200823184, 251028980, 401646368, 502057960, 1004115920, 2008231840]

約数ペア:

[(1, 2008231840), (2, 1004115920), (4, 502057960), (5, 401646368), (8, 251028980), (10, 200823184), (16, 125514490), (20, 100411592), (32, 62757245), (40, 50205796), (80, 25102898), (160, 12551449), (439, 4574560), (878, 2287280), (1756, 1143640), (2195, 914912), (3512, 571820), (4390, 457456), (7024, 285910), (8780, 228728), (14048, 142955), (17560, 114364), (28591, 70240), (35120, 57182)]