2129920

素因数分解:

$2^{15}\times 5^1\times {\mathrm{13}}^1$

素因数の和:48

約数の個数: 64

約数和(自身を含む): 5504940

約数和(自身を除く): 3375020

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2048, 2080, 2560, 3328, 4096, 4160, 5120, 6656, 8192, 8320, 10240, 13312, 16384, 16640, 20480, 26624, 32768, 33280, 40960, 53248, 66560, 81920, 106496, 133120, 163840, 212992, 266240, 425984, 532480, 1064960, 2129920]

約数ペア:

[(1, 2129920), (2, 1064960), (4, 532480), (5, 425984), (8, 266240), (10, 212992), (13, 163840), (16, 133120), (20, 106496), (26, 81920), (32, 66560), (40, 53248), (52, 40960), (64, 33280), (65, 32768), (80, 26624), (104, 20480), (128, 16640), (130, 16384), (160, 13312), (208, 10240), (256, 8320), (260, 8192), (320, 6656), (416, 5120), (512, 4160), (520, 4096), (640, 3328), (832, 2560), (1024, 2080), (1040, 2048), (1280, 1664)]