22704640

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{181}}^1$

素因数の和:218

約数の個数: 120

約数和(自身を含む): 63675612

約数和(自身を除く): 40970972

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 181, 196, 224, 245, 256, 280, 320, 362, 392, 448, 490, 512, 560, 640, 724, 784, 896, 905, 980, 1120, 1267, 1280, 1448, 1568, 1792, 1810, 1960, 2240, 2534, 2560, 2896, 3136, 3584, 3620, 3920, 4480, 5068, 5792, 6272, 6335, 7240, 7840, 8869, 8960, 10136, 11584, 12544, 12670, 14480, 15680, 17738, 17920, 20272, 23168, 25088, 25340, 28960, 31360, 35476, 40544, 44345, 46336, 50680, 57920, 62720, 70952, 81088, 88690, 92672, 101360, 115840, 125440, 141904, 162176, 177380, 202720, 231680, 283808, 324352, 354760, 405440, 463360, 567616, 648704, 709520, 810880, 1135232, 1419040, 1621760, 2270464, 2838080, 3243520, 4540928, 5676160, 11352320, 22704640]

約数ペア:

[(1, 22704640), (2, 11352320), (4, 5676160), (5, 4540928), (7, 3243520), (8, 2838080), (10, 2270464), (14, 1621760), (16, 1419040), (20, 1135232), (28, 810880), (32, 709520), (35, 648704), (40, 567616), (49, 463360), (56, 405440), (64, 354760), (70, 324352), (80, 283808), (98, 231680), (112, 202720), (128, 177380), (140, 162176), (160, 141904), (181, 125440), (196, 115840), (224, 101360), (245, 92672), (256, 88690), (280, 81088), (320, 70952), (362, 62720), (392, 57920), (448, 50680), (490, 46336), (512, 44345), (560, 40544), (640, 35476), (724, 31360), (784, 28960), (896, 25340), (905, 25088), (980, 23168), (1120, 20272), (1267, 17920), (1280, 17738), (1448, 15680), (1568, 14480), (1792, 12670), (1810, 12544), (1960, 11584), (2240, 10136), (2534, 8960), (2560, 8869), (2896, 7840), (3136, 7240), (3584, 6335), (3620, 6272), (3920, 5792), (4480, 5068)]