30995440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{7907}}^1$

素因数の和:7934

約数の個数: 60

約数和(自身を含む): 83840616

約数和(自身を除く): 52845176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 7907, 15814, 31628, 39535, 55349, 63256, 79070, 110698, 126512, 158140, 221396, 276745, 316280, 387443, 442792, 553490, 632560, 774886, 885584, 1106980, 1549772, 1937215, 2213960, 3099544, 3874430, 4427920, 6199088, 7748860, 15497720, 30995440]

約数ペア:

[(1, 30995440), (2, 15497720), (4, 7748860), (5, 6199088), (7, 4427920), (8, 3874430), (10, 3099544), (14, 2213960), (16, 1937215), (20, 1549772), (28, 1106980), (35, 885584), (40, 774886), (49, 632560), (56, 553490), (70, 442792), (80, 387443), (98, 316280), (112, 276745), (140, 221396), (196, 158140), (245, 126512), (280, 110698), (392, 79070), (490, 63256), (560, 55349), (784, 39535), (980, 31628), (1960, 15814), (3920, 7907)]