40209795

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 74131200

約数和(自身を除く): 33921405

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 131, 171, 285, 359, 393, 655, 855, 1077, 1179, 1795, 1965, 2489, 3231, 5385, 5895, 6821, 7467, 12445, 16155, 20463, 22401, 34105, 37335, 47029, 61389, 102315, 112005, 141087, 235145, 306945, 423261, 705435, 893551, 2116305, 2680653, 4467755, 8041959, 13403265, 40209795]

約数ペア:

[(1, 40209795), (3, 13403265), (5, 8041959), (9, 4467755), (15, 2680653), (19, 2116305), (45, 893551), (57, 705435), (95, 423261), (131, 306945), (171, 235145), (285, 141087), (359, 112005), (393, 102315), (655, 61389), (855, 47029), (1077, 37335), (1179, 34105), (1795, 22401), (1965, 20463), (2489, 16155), (3231, 12445), (5385, 7467), (5895, 6821)]