22747760

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{829}}^1$

素因数の和:863

約数の個数: 80

約数和(自身を含む): 61752000

約数和(自身を除く): 39004240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 829, 980, 1372, 1658, 1715, 1960, 2744, 3316, 3430, 3920, 4145, 5488, 5803, 6632, 6860, 8290, 11606, 13264, 13720, 16580, 23212, 27440, 29015, 33160, 40621, 46424, 58030, 66320, 81242, 92848, 116060, 162484, 203105, 232120, 284347, 324968, 406210, 464240, 568694, 649936, 812420, 1137388, 1421735, 1624840, 2274776, 2843470, 3249680, 4549552, 5686940, 11373880, 22747760]

約数ペア:

[(1, 22747760), (2, 11373880), (4, 5686940), (5, 4549552), (7, 3249680), (8, 2843470), (10, 2274776), (14, 1624840), (16, 1421735), (20, 1137388), (28, 812420), (35, 649936), (40, 568694), (49, 464240), (56, 406210), (70, 324968), (80, 284347), (98, 232120), (112, 203105), (140, 162484), (196, 116060), (245, 92848), (280, 81242), (343, 66320), (392, 58030), (490, 46424), (560, 40621), (686, 33160), (784, 29015), (829, 27440), (980, 23212), (1372, 16580), (1658, 13720), (1715, 13264), (1960, 11606), (2744, 8290), (3316, 6860), (3430, 6632), (3920, 5803), (4145, 5488)]