1680910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 3939840

約数和(自身を除く): 2258930

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 59, 70, 74, 77, 110, 118, 154, 185, 259, 295, 370, 385, 407, 413, 518, 590, 649, 770, 814, 826, 1295, 1298, 2035, 2065, 2183, 2590, 2849, 3245, 4070, 4130, 4366, 4543, 5698, 6490, 9086, 10915, 14245, 15281, 21830, 22715, 24013, 28490, 30562, 45430, 48026, 76405, 120065, 152810, 168091, 240130, 336182, 840455, 1680910]

約数ペア:

[(1, 1680910), (2, 840455), (5, 336182), (7, 240130), (10, 168091), (11, 152810), (14, 120065), (22, 76405), (35, 48026), (37, 45430), (55, 30562), (59, 28490), (70, 24013), (74, 22715), (77, 21830), (110, 15281), (118, 14245), (154, 10915), (185, 9086), (259, 6490), (295, 5698), (370, 4543), (385, 4366), (407, 4130), (413, 4070), (518, 3245), (590, 2849), (649, 2590), (770, 2183), (814, 2065), (826, 2035), (1295, 1298)]