22922840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 53654400

約数和(自身を除く): 30731560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 89, 94, 137, 178, 188, 235, 274, 356, 376, 445, 470, 548, 685, 712, 890, 940, 1096, 1370, 1780, 1880, 2740, 3560, 4183, 5480, 6439, 8366, 12193, 12878, 16732, 20915, 24386, 25756, 32195, 33464, 41830, 48772, 51512, 60965, 64390, 83660, 97544, 121930, 128780, 167320, 243860, 257560, 487720, 573071, 1146142, 2292284, 2865355, 4584568, 5730710, 11461420, 22922840]

約数ペア:

[(1, 22922840), (2, 11461420), (4, 5730710), (5, 4584568), (8, 2865355), (10, 2292284), (20, 1146142), (40, 573071), (47, 487720), (89, 257560), (94, 243860), (137, 167320), (178, 128780), (188, 121930), (235, 97544), (274, 83660), (356, 64390), (376, 60965), (445, 51512), (470, 48772), (548, 41830), (685, 33464), (712, 32195), (890, 25756), (940, 24386), (1096, 20915), (1370, 16732), (1780, 12878), (1880, 12193), (2740, 8366), (3560, 6439), (4183, 5480)]