20085480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55793}}^1$

素因数の和:55810

約数の個数: 48

約数和(自身を含む): 65278980

約数和(自身を除く): 45193500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55793, 111586, 167379, 223172, 278965, 334758, 446344, 502137, 557930, 669516, 836895, 1004274, 1115860, 1339032, 1673790, 2008548, 2231720, 2510685, 3347580, 4017096, 5021370, 6695160, 10042740, 20085480]

約数ペア:

[(1, 20085480), (2, 10042740), (3, 6695160), (4, 5021370), (5, 4017096), (6, 3347580), (8, 2510685), (9, 2231720), (10, 2008548), (12, 1673790), (15, 1339032), (18, 1115860), (20, 1004274), (24, 836895), (30, 669516), (36, 557930), (40, 502137), (45, 446344), (60, 334758), (72, 278965), (90, 223172), (120, 167379), (180, 111586), (360, 55793)]