30299080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108211}}^1$

素因数の和:108229

約数の個数: 32

約数和(自身を含む): 77912640

約数和(自身を除く): 47613560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108211, 216422, 432844, 541055, 757477, 865688, 1082110, 1514954, 2164220, 3029908, 3787385, 4328440, 6059816, 7574770, 15149540, 30299080]

約数ペア:

[(1, 30299080), (2, 15149540), (4, 7574770), (5, 6059816), (7, 4328440), (8, 3787385), (10, 3029908), (14, 2164220), (20, 1514954), (28, 1082110), (35, 865688), (40, 757477), (56, 541055), (70, 432844), (140, 216422), (280, 108211)]