54639020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{593}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 122145408

約数和(自身を除く): 67506388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 271, 340, 542, 593, 1084, 1186, 1355, 2372, 2710, 2965, 4607, 5420, 5930, 9214, 10081, 11860, 18428, 20162, 23035, 40324, 46070, 50405, 92140, 100810, 160703, 201620, 321406, 642812, 803515, 1607030, 2731951, 3214060, 5463902, 10927804, 13659755, 27319510, 54639020]

約数ペア:

[(1, 54639020), (2, 27319510), (4, 13659755), (5, 10927804), (10, 5463902), (17, 3214060), (20, 2731951), (34, 1607030), (68, 803515), (85, 642812), (170, 321406), (271, 201620), (340, 160703), (542, 100810), (593, 92140), (1084, 50405), (1186, 46070), (1355, 40324), (2372, 23035), (2710, 20162), (2965, 18428), (4607, 11860), (5420, 10081), (5930, 9214)]