27428170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 34779830

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 179, 199, 358, 385, 398, 770, 895, 995, 1253, 1393, 1790, 1969, 1990, 2189, 2506, 2786, 3938, 4378, 6265, 6965, 9845, 10945, 12530, 13783, 13930, 15323, 19690, 21890, 27566, 30646, 35621, 68915, 71242, 76615, 137830, 153230, 178105, 249347, 356210, 391831, 498694, 783662, 1246735, 1959155, 2493470, 2742817, 3918310, 5485634, 13714085, 27428170]

約数ペア:

[(1, 27428170), (2, 13714085), (5, 5485634), (7, 3918310), (10, 2742817), (11, 2493470), (14, 1959155), (22, 1246735), (35, 783662), (55, 498694), (70, 391831), (77, 356210), (110, 249347), (154, 178105), (179, 153230), (199, 137830), (358, 76615), (385, 71242), (398, 68915), (770, 35621), (895, 30646), (995, 27566), (1253, 21890), (1393, 19690), (1790, 15323), (1969, 13930), (1990, 13783), (2189, 12530), (2506, 10945), (2786, 9845), (3938, 6965), (4378, 6265)]