13972420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 37610496

約数和(自身を除く): 23638076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 140, 154, 172, 211, 215, 220, 301, 308, 385, 422, 430, 473, 602, 770, 844, 860, 946, 1055, 1204, 1477, 1505, 1540, 1892, 2110, 2321, 2365, 2954, 3010, 3311, 4220, 4642, 4730, 5908, 6020, 6622, 7385, 9073, 9284, 9460, 11605, 13244, 14770, 16247, 16555, 18146, 23210, 29540, 32494, 33110, 36292, 45365, 46420, 63511, 64988, 66220, 81235, 90730, 99803, 127022, 162470, 181460, 199606, 254044, 317555, 324940, 399212, 499015, 635110, 698621, 998030, 1270220, 1397242, 1996060, 2794484, 3493105, 6986210, 13972420]

約数ペア:

[(1, 13972420), (2, 6986210), (4, 3493105), (5, 2794484), (7, 1996060), (10, 1397242), (11, 1270220), (14, 998030), (20, 698621), (22, 635110), (28, 499015), (35, 399212), (43, 324940), (44, 317555), (55, 254044), (70, 199606), (77, 181460), (86, 162470), (110, 127022), (140, 99803), (154, 90730), (172, 81235), (211, 66220), (215, 64988), (220, 63511), (301, 46420), (308, 45365), (385, 36292), (422, 33110), (430, 32494), (473, 29540), (602, 23210), (770, 18146), (844, 16555), (860, 16247), (946, 14770), (1055, 13244), (1204, 11605), (1477, 9460), (1505, 9284), (1540, 9073), (1892, 7385), (2110, 6622), (2321, 6020), (2365, 5908), (2954, 4730), (3010, 4642), (3311, 4220)]