70630720

素因数分解:

$2^6\times 5^1\times {\mathrm{220721}}^1$

素因数の和:220738

約数の個数: 28

約数和(自身を含む): 168190164

約数和(自身を除く): 97559444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 220721, 441442, 882884, 1103605, 1765768, 2207210, 3531536, 4414420, 7063072, 8828840, 14126144, 17657680, 35315360, 70630720]

約数ペア:

[(1, 70630720), (2, 35315360), (4, 17657680), (5, 14126144), (8, 8828840), (10, 7063072), (16, 4414420), (20, 3531536), (32, 2207210), (40, 1765768), (64, 1103605), (80, 882884), (160, 441442), (320, 220721)]