29295640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 43280360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 479, 556, 695, 958, 1112, 1390, 1529, 1916, 2395, 2780, 3058, 3832, 4790, 5269, 5560, 6116, 7645, 9580, 10538, 12232, 15290, 19160, 21076, 26345, 30580, 42152, 52690, 61160, 66581, 105380, 133162, 210760, 266324, 332905, 532648, 665810, 732391, 1331620, 1464782, 2663240, 2929564, 3661955, 5859128, 7323910, 14647820, 29295640]

約数ペア:

[(1, 29295640), (2, 14647820), (4, 7323910), (5, 5859128), (8, 3661955), (10, 2929564), (11, 2663240), (20, 1464782), (22, 1331620), (40, 732391), (44, 665810), (55, 532648), (88, 332905), (110, 266324), (139, 210760), (220, 133162), (278, 105380), (440, 66581), (479, 61160), (556, 52690), (695, 42152), (958, 30580), (1112, 26345), (1390, 21076), (1529, 19160), (1916, 15290), (2395, 12232), (2780, 10538), (3058, 9580), (3832, 7645), (4790, 6116), (5269, 5560)]