29861020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{811}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 72027648

約数和(自身を除く): 42166628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 811, 1052, 1315, 1622, 1841, 2630, 3244, 3682, 4055, 5260, 5677, 7364, 8110, 9205, 11354, 16220, 18410, 22708, 28385, 36820, 56770, 113540, 213293, 426586, 853172, 1066465, 1493051, 2132930, 2986102, 4265860, 5972204, 7465255, 14930510, 29861020]

約数ペア:

[(1, 29861020), (2, 14930510), (4, 7465255), (5, 5972204), (7, 4265860), (10, 2986102), (14, 2132930), (20, 1493051), (28, 1066465), (35, 853172), (70, 426586), (140, 213293), (263, 113540), (526, 56770), (811, 36820), (1052, 28385), (1315, 22708), (1622, 18410), (1841, 16220), (2630, 11354), (3244, 9205), (3682, 8110), (4055, 7364), (5260, 5677)]