16243840

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1493}}^1$

素因数の和:1529

約数の個数: 64

約数和(自身を含む): 41144760

約数和(自身を除く): 24900920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 1493, 2176, 2720, 2986, 5440, 5972, 7465, 10880, 11944, 14930, 23888, 25381, 29860, 47776, 50762, 59720, 95552, 101524, 119440, 126905, 191104, 203048, 238880, 253810, 406096, 477760, 507620, 812192, 955520, 1015240, 1624384, 2030480, 3248768, 4060960, 8121920, 16243840]

約数ペア:

[(1, 16243840), (2, 8121920), (4, 4060960), (5, 3248768), (8, 2030480), (10, 1624384), (16, 1015240), (17, 955520), (20, 812192), (32, 507620), (34, 477760), (40, 406096), (64, 253810), (68, 238880), (80, 203048), (85, 191104), (128, 126905), (136, 119440), (160, 101524), (170, 95552), (272, 59720), (320, 50762), (340, 47776), (544, 29860), (640, 25381), (680, 23888), (1088, 14930), (1360, 11944), (1493, 10880), (2176, 7465), (2720, 5972), (2986, 5440)]