2935220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 6667920

約数和(自身を除く): 3732700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 97, 170, 178, 194, 340, 356, 388, 445, 485, 890, 970, 1513, 1649, 1780, 1940, 3026, 3298, 6052, 6596, 7565, 8245, 8633, 15130, 16490, 17266, 30260, 32980, 34532, 43165, 86330, 146761, 172660, 293522, 587044, 733805, 1467610, 2935220]

約数ペア:

[(1, 2935220), (2, 1467610), (4, 733805), (5, 587044), (10, 293522), (17, 172660), (20, 146761), (34, 86330), (68, 43165), (85, 34532), (89, 32980), (97, 30260), (170, 17266), (178, 16490), (194, 15130), (340, 8633), (356, 8245), (388, 7565), (445, 6596), (485, 6052), (890, 3298), (970, 3026), (1513, 1940), (1649, 1780)]