16479820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 40315968

約数和(自身を除く): 23836148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 2221, 3710, 4442, 7420, 8884, 11105, 15547, 22210, 31094, 44420, 62188, 77735, 117713, 155470, 235426, 310940, 470852, 588565, 823991, 1177130, 1647982, 2354260, 3295964, 4119955, 8239910, 16479820]

約数ペア:

[(1, 16479820), (2, 8239910), (4, 4119955), (5, 3295964), (7, 2354260), (10, 1647982), (14, 1177130), (20, 823991), (28, 588565), (35, 470852), (53, 310940), (70, 235426), (106, 155470), (140, 117713), (212, 77735), (265, 62188), (371, 44420), (530, 31094), (742, 22210), (1060, 15547), (1484, 11105), (1855, 8884), (2221, 7420), (3710, 4442)]