20149703610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{478729}}^1$

素因数の和:478823

約数の個数: 64

約数和(自身を含む): 51289217280

約数和(自身を除く): 31139513670

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 61, 69, 115, 122, 138, 183, 230, 305, 345, 366, 610, 690, 915, 1403, 1830, 2806, 4209, 7015, 8418, 14030, 21045, 42090, 478729, 957458, 1436187, 2393645, 2872374, 4787290, 7180935, 11010767, 14361870, 22021534, 29202469, 33032301, 55053835, 58404938, 66064602, 87607407, 110107670, 146012345, 165161505, 175214814, 292024690, 330323010, 438037035, 671656787, 876074070, 1343313574, 2014970361, 3358283935, 4029940722, 6716567870, 10074851805, 20149703610]

約数ペア:

[(1, 20149703610), (2, 10074851805), (3, 6716567870), (5, 4029940722), (6, 3358283935), (10, 2014970361), (15, 1343313574), (23, 876074070), (30, 671656787), (46, 438037035), (61, 330323010), (69, 292024690), (115, 175214814), (122, 165161505), (138, 146012345), (183, 110107670), (230, 87607407), (305, 66064602), (345, 58404938), (366, 55053835), (610, 33032301), (690, 29202469), (915, 22021534), (1403, 14361870), (1830, 11010767), (2806, 7180935), (4209, 4787290), (7015, 2872374), (8418, 2393645), (14030, 1436187), (21045, 957458), (42090, 478729)]