2020005741320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{153495877}}^1$

素因数の和:153495942

約数の個数: 64

約数和(自身を含む): 5304817543680

約数和(自身を除く): 3284811802360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 153495877, 306991754, 613983508, 767479385, 1074471139, 1227967016, 1534958770, 2148942278, 3069917540, 4297884556, 5372355695, 6139835080, 7214306219, 8595769112, 10744711390, 14428612438, 21489422780, 28857224876, 36071531095, 42978845560, 50500143533, 57714449752, 72143062190, 101000287066, 144286124380, 202000574132, 252500717665, 288572248760, 404001148264, 505001435330, 1010002870660, 2020005741320]

約数ペア:

[(1, 2020005741320), (2, 1010002870660), (4, 505001435330), (5, 404001148264), (7, 288572248760), (8, 252500717665), (10, 202000574132), (14, 144286124380), (20, 101000287066), (28, 72143062190), (35, 57714449752), (40, 50500143533), (47, 42978845560), (56, 36071531095), (70, 28857224876), (94, 21489422780), (140, 14428612438), (188, 10744711390), (235, 8595769112), (280, 7214306219), (329, 6139835080), (376, 5372355695), (470, 4297884556), (658, 3069917540), (940, 2148942278), (1316, 1534958770), (1645, 1227967016), (1880, 1074471139), (2632, 767479385), (3290, 613983508), (6580, 306991754), (13160, 153495877)]