4020002077

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 5308047360

約数和(自身を除く): 1288045283

約数列:

[1, 7, 13, 23, 67, 91, 109, 161, 263, 299, 469, 763, 871, 1417, 1541, 1841, 2093, 2507, 3419, 6049, 6097, 7303, 9919, 10787, 17549, 17621, 20033, 23933, 28667, 32591, 42343, 51121, 78637, 94939, 123347, 140231, 167969, 200669, 228137, 229073, 372671, 405283, 550459, 659341, 664573, 1175783, 1603511, 1920689, 2183597, 2608697, 2836981, 4615387, 5268679, 8571433, 13444823, 15285179, 24968957, 36880753, 44175847, 60000031, 174782699, 309230929, 574286011, 4020002077]

約数ペア:

[(1, 4020002077), (7, 574286011), (13, 309230929), (23, 174782699), (67, 60000031), (91, 44175847), (109, 36880753), (161, 24968957), (263, 15285179), (299, 13444823), (469, 8571433), (763, 5268679), (871, 4615387), (1417, 2836981), (1541, 2608697), (1841, 2183597), (2093, 1920689), (2507, 1603511), (3419, 1175783), (6049, 664573), (6097, 659341), (7303, 550459), (9919, 405283), (10787, 372671), (17549, 229073), (17621, 228137), (20033, 200669), (23933, 167969), (28667, 140231), (32591, 123347), (42343, 94939), (51121, 78637)]