40384384

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 86769360

約数和(自身を除く): 46384976

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 268, 272, 277, 536, 544, 554, 1072, 1088, 1108, 1139, 2144, 2176, 2216, 2278, 4288, 4432, 4556, 4709, 8576, 8864, 9112, 9418, 17728, 18224, 18559, 18836, 35456, 36448, 37118, 37672, 72896, 74236, 75344, 145792, 148472, 150688, 296944, 301376, 315503, 593888, 602752, 631006, 1187776, 1262012, 2375552, 2524024, 5048048, 10096096, 20192192, 40384384]

約数ペア:

[(1, 40384384), (2, 20192192), (4, 10096096), (8, 5048048), (16, 2524024), (17, 2375552), (32, 1262012), (34, 1187776), (64, 631006), (67, 602752), (68, 593888), (128, 315503), (134, 301376), (136, 296944), (268, 150688), (272, 148472), (277, 145792), (536, 75344), (544, 74236), (554, 72896), (1072, 37672), (1088, 37118), (1108, 36448), (1139, 35456), (2144, 18836), (2176, 18559), (2216, 18224), (2278, 17728), (4288, 9418), (4432, 9112), (4556, 8864), (4709, 8576)]