30685340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12893}}^1$

素因数の和:12926

約数の個数: 48

約数和(自身を含む): 77982912

約数和(自身を除く): 47297572

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 12893, 25786, 51572, 64465, 90251, 128930, 180502, 219181, 257860, 361004, 438362, 451255, 876724, 902510, 1095905, 1534267, 1805020, 2191810, 3068534, 4383620, 6137068, 7671335, 15342670, 30685340]

約数ペア:

[(1, 30685340), (2, 15342670), (4, 7671335), (5, 6137068), (7, 4383620), (10, 3068534), (14, 2191810), (17, 1805020), (20, 1534267), (28, 1095905), (34, 902510), (35, 876724), (68, 451255), (70, 438362), (85, 361004), (119, 257860), (140, 219181), (170, 180502), (238, 128930), (340, 90251), (476, 64465), (595, 51572), (1190, 25786), (2380, 12893)]