12868130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 27371520

約数和(自身を除く): 14503390

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 94, 95, 110, 131, 190, 209, 235, 262, 418, 470, 517, 655, 893, 1034, 1045, 1310, 1441, 1786, 2090, 2489, 2585, 2882, 4465, 4978, 5170, 6157, 7205, 8930, 9823, 12314, 12445, 14410, 19646, 24890, 27379, 30785, 49115, 54758, 61570, 67727, 98230, 116983, 135454, 136895, 233966, 273790, 338635, 584915, 677270, 1169830, 1286813, 2573626, 6434065, 12868130]

約数ペア:

[(1, 12868130), (2, 6434065), (5, 2573626), (10, 1286813), (11, 1169830), (19, 677270), (22, 584915), (38, 338635), (47, 273790), (55, 233966), (94, 136895), (95, 135454), (110, 116983), (131, 98230), (190, 67727), (209, 61570), (235, 54758), (262, 49115), (418, 30785), (470, 27379), (517, 24890), (655, 19646), (893, 14410), (1034, 12445), (1045, 12314), (1310, 9823), (1441, 8930), (1786, 7205), (2090, 6157), (2489, 5170), (2585, 4978), (2882, 4465)]