28434700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{829}}^1$

素因数の和:864

約数の個数: 72

約数和(自身を含む): 72044000

約数和(自身を除く): 43609300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 829, 980, 1225, 1372, 1658, 1715, 2450, 3316, 3430, 4145, 4900, 5803, 6860, 8290, 8575, 11606, 16580, 17150, 20725, 23212, 29015, 34300, 40621, 41450, 58030, 81242, 82900, 116060, 145075, 162484, 203105, 284347, 290150, 406210, 568694, 580300, 812420, 1015525, 1137388, 1421735, 2031050, 2843470, 4062100, 5686940, 7108675, 14217350, 28434700]

約数ペア:

[(1, 28434700), (2, 14217350), (4, 7108675), (5, 5686940), (7, 4062100), (10, 2843470), (14, 2031050), (20, 1421735), (25, 1137388), (28, 1015525), (35, 812420), (49, 580300), (50, 568694), (70, 406210), (98, 290150), (100, 284347), (140, 203105), (175, 162484), (196, 145075), (245, 116060), (343, 82900), (350, 81242), (490, 58030), (686, 41450), (700, 40621), (829, 34300), (980, 29015), (1225, 23212), (1372, 20725), (1658, 17150), (1715, 16580), (2450, 11606), (3316, 8575), (3430, 8290), (4145, 6860), (4900, 5803)]