30188620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19603}}^1$

素因数の和:19630

約数の個数: 48

約数和(自身を含む): 79043328

約数和(自身を除く): 48854708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 19603, 39206, 78412, 98015, 137221, 196030, 215633, 274442, 392060, 431266, 548884, 686105, 862532, 1078165, 1372210, 1509431, 2156330, 2744420, 3018862, 4312660, 6037724, 7547155, 15094310, 30188620]

約数ペア:

[(1, 30188620), (2, 15094310), (4, 7547155), (5, 6037724), (7, 4312660), (10, 3018862), (11, 2744420), (14, 2156330), (20, 1509431), (22, 1372210), (28, 1078165), (35, 862532), (44, 686105), (55, 548884), (70, 431266), (77, 392060), (110, 274442), (140, 215633), (154, 196030), (220, 137221), (308, 98015), (385, 78412), (770, 39206), (1540, 19603)]