214645120

素因数分解:

$2^7\times 5^1\times {\mathrm{335383}}^1$

素因数の和:335402

約数の個数: 32

約数和(自身を含む): 513137520

約数和(自身を除く): 298492400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 335383, 670766, 1341532, 1676915, 2683064, 3353830, 5366128, 6707660, 10732256, 13415320, 21464512, 26830640, 42929024, 53661280, 107322560, 214645120]

約数ペア:

[(1, 214645120), (2, 107322560), (4, 53661280), (5, 42929024), (8, 26830640), (10, 21464512), (16, 13415320), (20, 10732256), (32, 6707660), (40, 5366128), (64, 3353830), (80, 2683064), (128, 1676915), (160, 1341532), (320, 670766), (640, 335383)]