2783608040

素因数分解:

$2^3\times 5^1\times {\mathrm{8689}}^1\times {\mathrm{8009}}^1$

素因数の和:16709

約数の個数: 32

約数和(自身を含む): 6264621000

約数和(自身を除く): 3481012960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8009, 8689, 16018, 17378, 32036, 34756, 40045, 43445, 64072, 69512, 80090, 86890, 160180, 173780, 320360, 347560, 69590201, 139180402, 278360804, 347951005, 556721608, 695902010, 1391804020, 2783608040]

約数ペア:

[(1, 2783608040), (2, 1391804020), (4, 695902010), (5, 556721608), (8, 347951005), (10, 278360804), (20, 139180402), (40, 69590201), (8009, 347560), (8689, 320360), (16018, 173780), (17378, 160180), (32036, 86890), (34756, 80090), (40045, 69512), (43445, 64072)]