264971120

素因数分解:

$2^4\times 5^1\times {\mathrm{3312139}}^1$

素因数の和:3312152

約数の個数: 20

約数和(自身を含む): 616058040

約数和(自身を除く): 351086920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3312139, 6624278, 13248556, 16560695, 26497112, 33121390, 52994224, 66242780, 132485560, 264971120]

約数ペア:

[(1, 264971120), (2, 132485560), (4, 66242780), (5, 52994224), (8, 33121390), (10, 26497112), (16, 16560695), (20, 13248556), (40, 6624278), (80, 3312139)]