5731120

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1093

約数の個数: 40

約数和(自身を含む): 13525920

約数和(自身を除く): 7794800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1009, 1136, 1420, 2018, 2840, 4036, 5045, 5680, 8072, 10090, 16144, 20180, 40360, 71639, 80720, 143278, 286556, 358195, 573112, 716390, 1146224, 1432780, 2865560, 5731120]

約数ペア:

[(1, 5731120), (2, 2865560), (4, 1432780), (5, 1146224), (8, 716390), (10, 573112), (16, 358195), (20, 286556), (40, 143278), (71, 80720), (80, 71639), (142, 40360), (284, 20180), (355, 16144), (568, 10090), (710, 8072), (1009, 5680), (1136, 5045), (1420, 4036), (2018, 2840)]