28467860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{829}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 64002960

約数和(自身を除く): 35535100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 829, 1010, 1658, 1717, 2020, 3316, 3434, 4145, 6868, 8290, 8585, 14093, 16580, 17170, 28186, 34340, 56372, 70465, 83729, 140930, 167458, 281860, 334916, 418645, 837290, 1423393, 1674580, 2846786, 5693572, 7116965, 14233930, 28467860]

約数ペア:

[(1, 28467860), (2, 14233930), (4, 7116965), (5, 5693572), (10, 2846786), (17, 1674580), (20, 1423393), (34, 837290), (68, 418645), (85, 334916), (101, 281860), (170, 167458), (202, 140930), (340, 83729), (404, 70465), (505, 56372), (829, 34340), (1010, 28186), (1658, 17170), (1717, 16580), (2020, 14093), (3316, 8585), (3434, 8290), (4145, 6868)]