13803440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^2$

素因数の和:334

約数の個数: 60

約数和(自身を含む): 36912816

約数和(自身を除く): 23109376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 6280, 8792, 10990, 12560, 17584, 21980, 24649, 43960, 49298, 87920, 98596, 123245, 172543, 197192, 246490, 345086, 394384, 492980, 690172, 862715, 985960, 1380344, 1725430, 1971920, 2760688, 3450860, 6901720, 13803440]

約数ペア:

[(1, 13803440), (2, 6901720), (4, 3450860), (5, 2760688), (7, 1971920), (8, 1725430), (10, 1380344), (14, 985960), (16, 862715), (20, 690172), (28, 492980), (35, 394384), (40, 345086), (56, 246490), (70, 197192), (80, 172543), (112, 123245), (140, 98596), (157, 87920), (280, 49298), (314, 43960), (560, 24649), (628, 21980), (785, 17584), (1099, 12560), (1256, 10990), (1570, 8792), (2198, 6280), (2512, 5495), (3140, 4396)]