13680640

素因数分解:

$2^{14}\times 5^1\times {\mathrm{167}}^1$

素因数の和:200

約数の個数: 60

約数和(自身を含む): 33029136

約数和(自身を除く): 19348496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 256, 320, 334, 512, 640, 668, 835, 1024, 1280, 1336, 1670, 2048, 2560, 2672, 3340, 4096, 5120, 5344, 6680, 8192, 10240, 10688, 13360, 16384, 20480, 21376, 26720, 40960, 42752, 53440, 81920, 85504, 106880, 171008, 213760, 342016, 427520, 684032, 855040, 1368064, 1710080, 2736128, 3420160, 6840320, 13680640]

約数ペア:

[(1, 13680640), (2, 6840320), (4, 3420160), (5, 2736128), (8, 1710080), (10, 1368064), (16, 855040), (20, 684032), (32, 427520), (40, 342016), (64, 213760), (80, 171008), (128, 106880), (160, 85504), (167, 81920), (256, 53440), (320, 42752), (334, 40960), (512, 26720), (640, 21376), (668, 20480), (835, 16384), (1024, 13360), (1280, 10688), (1336, 10240), (1670, 8192), (2048, 6680), (2560, 5344), (2672, 5120), (3340, 4096)]