6901720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^2$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 17861040

約数和(自身を除く): 10959320

約数列:

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

約数ペア:

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