22140356

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 48033216

約数和(自身を除く): 25892860

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 49, 71, 74, 86, 98, 142, 148, 172, 196, 259, 284, 301, 497, 518, 602, 994, 1036, 1204, 1591, 1813, 1988, 2107, 2627, 3053, 3182, 3479, 3626, 4214, 5254, 6106, 6364, 6958, 7252, 8428, 10508, 11137, 12212, 13916, 18389, 21371, 22274, 36778, 42742, 44548, 73556, 77959, 85484, 112961, 128723, 149597, 155918, 225922, 257446, 299194, 311836, 451844, 514892, 598388, 790727, 1581454, 3162908, 5535089, 11070178, 22140356]

約数ペア:

[(1, 22140356), (2, 11070178), (4, 5535089), (7, 3162908), (14, 1581454), (28, 790727), (37, 598388), (43, 514892), (49, 451844), (71, 311836), (74, 299194), (86, 257446), (98, 225922), (142, 155918), (148, 149597), (172, 128723), (196, 112961), (259, 85484), (284, 77959), (301, 73556), (497, 44548), (518, 42742), (602, 36778), (994, 22274), (1036, 21371), (1204, 18389), (1591, 13916), (1813, 12212), (1988, 11137), (2107, 10508), (2627, 8428), (3053, 7252), (3182, 6958), (3479, 6364), (3626, 6106), (4214, 5254)]