28559490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1987

約数の個数: 64

約数和(自身を含む): 75116160

約数和(自身を除く): 46556670

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1479, 1931, 2465, 2958, 3862, 4930, 5793, 7395, 9655, 11586, 14790, 19310, 28965, 32827, 55999, 57930, 65654, 98481, 111998, 164135, 167997, 196962, 279995, 328270, 335994, 492405, 559990, 839985, 951983, 984810, 1679970, 1903966, 2855949, 4759915, 5711898, 9519830, 14279745, 28559490]

約数ペア:

[(1, 28559490), (2, 14279745), (3, 9519830), (5, 5711898), (6, 4759915), (10, 2855949), (15, 1903966), (17, 1679970), (29, 984810), (30, 951983), (34, 839985), (51, 559990), (58, 492405), (85, 335994), (87, 328270), (102, 279995), (145, 196962), (170, 167997), (174, 164135), (255, 111998), (290, 98481), (435, 65654), (493, 57930), (510, 55999), (870, 32827), (986, 28965), (1479, 19310), (1931, 14790), (2465, 11586), (2958, 9655), (3862, 7395), (4930, 5793)]