123671570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 261273600

約数和(自身を除く): 137602030

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 94, 95, 110, 190, 209, 235, 418, 470, 517, 893, 1034, 1045, 1259, 1786, 2090, 2518, 2585, 4465, 5170, 6295, 8930, 9823, 12590, 13849, 19646, 23921, 27698, 47842, 49115, 59173, 69245, 98230, 118346, 119605, 138490, 239210, 263131, 295865, 526262, 591730, 650903, 1124287, 1301806, 1315655, 2248574, 2631310, 3254515, 5621435, 6509030, 11242870, 12367157, 24734314, 61835785, 123671570]

約数ペア:

[(1, 123671570), (2, 61835785), (5, 24734314), (10, 12367157), (11, 11242870), (19, 6509030), (22, 5621435), (38, 3254515), (47, 2631310), (55, 2248574), (94, 1315655), (95, 1301806), (110, 1124287), (190, 650903), (209, 591730), (235, 526262), (418, 295865), (470, 263131), (517, 239210), (893, 138490), (1034, 119605), (1045, 118346), (1259, 98230), (1786, 69245), (2090, 59173), (2518, 49115), (2585, 47842), (4465, 27698), (5170, 23921), (6295, 19646), (8930, 13849), (9823, 12590)]