320413492

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31699}}^1$

素因数の和:31748

約数の個数: 36

約数和(自身を含む): 676351200

約数和(自身を除く): 355937708

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 31699, 63398, 126796, 221893, 443786, 602281, 887572, 1204562, 2409124, 4215967, 8431934, 11443339, 16863868, 22886678, 45773356, 80103373, 160206746, 320413492]

約数ペア:

[(1, 320413492), (2, 160206746), (4, 80103373), (7, 45773356), (14, 22886678), (19, 16863868), (28, 11443339), (38, 8431934), (76, 4215967), (133, 2409124), (266, 1204562), (361, 887572), (532, 602281), (722, 443786), (1444, 221893), (2527, 126796), (5054, 63398), (10108, 31699)]