19401376610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{680989}}^1$

素因数の和:681051

約数の個数: 64

約数和(自身を含む): 44716527360

約数和(自身を除く): 25315150750

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 2035, 2590, 2849, 4070, 5698, 14245, 28490, 680989, 1361978, 3404945, 4766923, 6809890, 7490879, 9533846, 14981758, 23834615, 25196593, 37454395, 47669230, 50393186, 52436153, 74908790, 104872306, 125982965, 176376151, 251965930, 262180765, 277162523, 352752302, 524361530, 554325046, 881880755, 1385812615, 1763761510, 1940137661, 2771625230, 3880275322, 9700688305, 19401376610]

約数ペア:

[(1, 19401376610), (2, 9700688305), (5, 3880275322), (7, 2771625230), (10, 1940137661), (11, 1763761510), (14, 1385812615), (22, 881880755), (35, 554325046), (37, 524361530), (55, 352752302), (70, 277162523), (74, 262180765), (77, 251965930), (110, 176376151), (154, 125982965), (185, 104872306), (259, 74908790), (370, 52436153), (385, 50393186), (407, 47669230), (518, 37454395), (770, 25196593), (814, 23834615), (1295, 14981758), (2035, 9533846), (2590, 7490879), (2849, 6809890), (4070, 4766923), (5698, 3404945), (14245, 1361978), (28490, 680989)]