1338913490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{53407}}^1$

素因数の和:53546

約数の個数: 32

約数和(自身を含む): 2537948160

約数和(自身を除く): 1199034670

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 1090, 2507, 5014, 12535, 25070, 53407, 106814, 267035, 534070, 1228361, 2456722, 5821363, 6141805, 11642726, 12283610, 29106815, 58213630, 133891349, 267782698, 669456745, 1338913490]

約数ペア:

[(1, 1338913490), (2, 669456745), (5, 267782698), (10, 133891349), (23, 58213630), (46, 29106815), (109, 12283610), (115, 11642726), (218, 6141805), (230, 5821363), (545, 2456722), (1090, 1228361), (2507, 534070), (5014, 267035), (12535, 106814), (25070, 53407)]