20744156960

素因数分解:

$2^5\times 5^1\times {\mathrm{129650981}}^1$

素因数の和:129650996

約数の個数: 24

約数和(自身を含む): 49008071196

約数和(自身を除く): 28263914236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 129650981, 259301962, 518603924, 648254905, 1037207848, 1296509810, 2074415696, 2593019620, 4148831392, 5186039240, 10372078480, 20744156960]

約数ペア:

[(1, 20744156960), (2, 10372078480), (4, 5186039240), (5, 4148831392), (8, 2593019620), (10, 2074415696), (16, 1296509810), (20, 1037207848), (32, 648254905), (40, 518603924), (80, 259301962), (160, 129650981)]