28590530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 53207280

約数和(自身を除く): 24616750

約数列:

[1, 2, 5, 10, 41, 82, 137, 205, 274, 410, 509, 685, 1018, 1370, 2545, 5090, 5617, 11234, 20869, 28085, 41738, 56170, 69733, 104345, 139466, 208690, 348665, 697330, 2859053, 5718106, 14295265, 28590530]

約数ペア:

[(1, 28590530), (2, 14295265), (5, 5718106), (10, 2859053), (41, 697330), (82, 348665), (137, 208690), (205, 139466), (274, 104345), (410, 69733), (509, 56170), (685, 41738), (1018, 28085), (1370, 20869), (2545, 11234), (5090, 5617)]