16675820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{383}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 40255488

約数和(自身を除く): 23579668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 383, 622, 766, 1244, 1532, 1555, 1915, 2177, 2681, 3110, 3830, 4354, 5362, 6220, 7660, 8708, 10724, 10885, 13405, 21770, 26810, 43540, 53620, 119113, 238226, 476452, 595565, 833791, 1191130, 1667582, 2382260, 3335164, 4168955, 8337910, 16675820]

約数ペア:

[(1, 16675820), (2, 8337910), (4, 4168955), (5, 3335164), (7, 2382260), (10, 1667582), (14, 1191130), (20, 833791), (28, 595565), (35, 476452), (70, 238226), (140, 119113), (311, 53620), (383, 43540), (622, 26810), (766, 21770), (1244, 13405), (1532, 10885), (1555, 10724), (1915, 8708), (2177, 7660), (2681, 6220), (3110, 5362), (3830, 4354)]