47316920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{487}}^1$

素因数の和:852

約数の個数: 64

約数和(自身を含む): 122273280

約数和(自身を除く): 74956360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 487, 694, 974, 1388, 1735, 1948, 2429, 2435, 2776, 3409, 3470, 3896, 4858, 4870, 6818, 6940, 9716, 9740, 12145, 13636, 13880, 17045, 19432, 19480, 24290, 27272, 34090, 48580, 68180, 97160, 136360, 168989, 337978, 675956, 844945, 1182923, 1351912, 1689890, 2365846, 3379780, 4731692, 5914615, 6759560, 9463384, 11829230, 23658460, 47316920]

約数ペア:

[(1, 47316920), (2, 23658460), (4, 11829230), (5, 9463384), (7, 6759560), (8, 5914615), (10, 4731692), (14, 3379780), (20, 2365846), (28, 1689890), (35, 1351912), (40, 1182923), (56, 844945), (70, 675956), (140, 337978), (280, 168989), (347, 136360), (487, 97160), (694, 68180), (974, 48580), (1388, 34090), (1735, 27272), (1948, 24290), (2429, 19480), (2435, 19432), (2776, 17045), (3409, 13880), (3470, 13636), (3896, 12145), (4858, 9740), (4870, 9716), (6818, 6940)]