620991904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1583}}^1$

素因数の和:1670

約数の個数: 96

約数和(自身を含む): 1408264704

約数和(自身を除く): 787272800

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 41, 46, 52, 82, 92, 104, 164, 184, 208, 299, 328, 368, 416, 533, 598, 656, 736, 943, 1066, 1196, 1312, 1583, 1886, 2132, 2392, 3166, 3772, 4264, 4784, 6332, 7544, 8528, 9568, 12259, 12664, 15088, 17056, 20579, 24518, 25328, 30176, 36409, 41158, 49036, 50656, 64903, 72818, 82316, 98072, 129806, 145636, 164632, 196144, 259612, 291272, 329264, 392288, 473317, 519224, 582544, 658528, 843739, 946634, 1038448, 1165088, 1492769, 1687478, 1893268, 2076896, 2985538, 3374956, 3786536, 5971076, 6749912, 7573072, 11942152, 13499824, 15146144, 19405997, 23884304, 26999648, 38811994, 47768608, 77623988, 155247976, 310495952, 620991904]

約数ペア:

[(1, 620991904), (2, 310495952), (4, 155247976), (8, 77623988), (13, 47768608), (16, 38811994), (23, 26999648), (26, 23884304), (32, 19405997), (41, 15146144), (46, 13499824), (52, 11942152), (82, 7573072), (92, 6749912), (104, 5971076), (164, 3786536), (184, 3374956), (208, 2985538), (299, 2076896), (328, 1893268), (368, 1687478), (416, 1492769), (533, 1165088), (598, 1038448), (656, 946634), (736, 843739), (943, 658528), (1066, 582544), (1196, 519224), (1312, 473317), (1583, 392288), (1886, 329264), (2132, 291272), (2392, 259612), (3166, 196144), (3772, 164632), (4264, 145636), (4784, 129806), (6332, 98072), (7544, 82316), (8528, 72818), (9568, 64903), (12259, 50656), (12664, 49036), (15088, 41158), (17056, 36409), (20579, 30176), (24518, 25328)]